Patent application number | Description | Published |
20080234659 | UROLOGICAL MEDICAL DEVICES FOR RELEASE OF THERAPEUTIC AGENTS - According to an aspect of the present invention, urological medical devices are provided, which contain one or more urologically beneficial agents selected from alpha-adrenergic blockers, calcium channel blockers, and combinations thereof, among others. The urological devices are adapted for implantation or insertion into a subject's urinary tract, whereupon at least a portion of the urologically beneficial agent is released. Such agents are urologically beneficial, for example, in that they may relieve pain and/or discomfort associated with the medical device and/or act as stone expulsion agents (i.e., they facilitate stone passage), among other benefits. According to an aspect of the present invention, a method of treating kidney stones is provided which comprises: (a) diagnosing the presence of kidney stones within a subject and (b) implanting or inserting a urological medical device into the subject which contains at least one urologically beneficial agent. The medical device is adapted to release the at least one urologically beneficial agent in vivo in an amount effective to promote kidney stone expulsion. | 09-25-2008 |
20090069820 | LASER-RESISTANT BASKET - A medical device includes a sheath defining a lumen, an elongate member disposed within the lumen, and a basket connected to a distal end of the elongate member and being retractable within and extendable from the lumen. The basket includes a plurality of legs. At least one leg of the plurality of legs includes a material that is substantially resistant to Holmium laser energy. | 03-12-2009 |
20100268247 | EXPANDABLE MEDICAL RETRIEVAL DEVICE AND RELATED METHODS OF USE - Embodiments of the invention are directed to a medical device and methods for immobilizing and retrieving material from a patient's body. The device may include a sheath having a lumen, a distal end, and a proximal end. An elongate member is provided including an expansible member connected to a distal portion of the elongate member. The elongate member and expansible member are movable relative to the sheath to achieve a first state of the expansible member when the expansible member is within the lumen of the sheath and an expanded state when the expansible member extends from the distal end of the sheath. The expansible member comprises a material that expands to the expanded state due to the presence of fluid. | 10-21-2010 |
20120078052 | MEDICAL DEVICE LIGHT SOURCE - Embodiments of the invention are directed medical devices for illuminating and viewing a patient's internal body portion. The device may include an elongated flexible tube including a distal end and a proximal end. The tube defines a channel extending from the proximal end to an aperture at the distal end. An illumination device is housed within the channel and configured to emit a distally directed path of light. A light source is provided at the distal end of the flexible tube and configured to emit a laterally directed path of light. In one embodiment the light source is a organic light emitting diode. | 03-29-2012 |
Patent application number | Description | Published |
20110267462 | VERSATILE REMOTE VIDEO MONITORING THROUGH THE INTERNET - A communication device for monitoring an infant remotely has a controller and a memory. The communication device also has a transmitter, a receiver, a display screen, and a speaker. The receiver receives data associated with the infant. The data is adapted for display on the display screen and is adapted for outputting audio via the speaker. The controller controls the transmitter for transmitting the data along at least one communication path of a plurality of communication paths to a remote destination. | 11-03-2011 |
20110289576 | RUBBING ENCRYPTION ALGORITHM AND SECURITY ATTACK SAFE OTP TOKEN - The present disclosure proposes a secure way to generate the OTP code by way of a web browser. A user does not need any electronic device on hand to obtain OTP for 2FA login. A new Rubbing Encryption Algorithm (REAL) is proposed as the base technology. Implementation method of such web-based OTP token is presented and analyzed. It operates through a web-browser with a multiple REAL keys. It can be integrated into many secure Internet commerce applications as well. A system is provided for secure access to a software program or website. The system has a first entity with a computing device with a processor and a memory. The first entity provides a plurality of data items. The system also has a second entity with at least one display for displaying the plurality of data items. The data items are arranged in a predetermined format. The display also displays a prompt for a user identification and a prompt for a code. The second entity has a member with a transparent portion. The transparent portion comprises a periphery with a plurality of markings placed around the periphery. The markings point to a first direction or to an opposite second direction. The second entity overlays the member over the data items. The markings point to the plurality of data items to reveal a code. The code is input and permits access of the second entity to the computing device of the first entity. | 11-24-2011 |
20120044354 | VERSATILE DUAL MODE WIRELESS CAMERA HOTSPOT DEVICE - A versatile dual mode wireless camera hotspot and method. The method comprises capturing data comprising at least one of video and audio from a camera. The camera has a transmitter and receiver integrated with the camera. The camera further provides a wireless access point to allow access to a network. | 02-23-2012 |
20120257051 | VERSATILE WIRELESS VIDEO AND VOICE MONITOR - A method for capturing data comprising at least one of video and audio from a camera comprising a transmitter and receiver integrated with the camera, wherein the camera outputs data to a first local device in a first communication format and wherein the camera simultaneously outputs data in a second different communication format. | 10-11-2012 |
Patent application number | Description | Published |
20100289874 | SQUARE TUBE MIRROR-BASED IMAGING SYSTEM - A system is described for providing a three-dimensional representation of a scene from a single image. The system includes a reflector having a plurality of reflective surfaces for providing an interior reflective area defining a substantially quadrilateral cross section, wherein the reflector reflective surfaces are configured to provide nine views of an image. An imager is included for converting the nine-view image into digital data. Computer systems and computer program products for converting the data into three-dimensional representations of the scene are described. | 11-18-2010 |
20110310230 | THREE CHANNEL REFLECTOR IMAGING SYSTEM - A system for providing a three-dimensional representation from a single image includes a reflector apparatus for providing an image of a scene comprising three adjacent views of the scene. The apparatus defines a left light path, a center light path, and a right light path, wherein each of the left light path and the right light path comprise opposed reflective surfaces for redirecting light, whereby light passing through the left light path, light passing through the right light path, and light passing through the center light path converge at a nodal point of an imager to create an image of the scene providing three adjacent views of the scene arrayed in a three-by-one rectangular grid. A client computing device receives data from the imager and transforms the data into a stereoscopic image or an image-plus-depth rendering, and/or converts or switches back and forth between two-dimensional and three-dimensional images. | 12-22-2011 |
20130069876 | THREE-DIMENSIONAL HUMAN-COMPUTER INTERACTION SYSTEM THAT SUPPORTS MOUSE OPERATIONS THROUGH THE MOTION OF A FINGER AND AN OPERATION METHOD THEREOF - A three-dimensional (3D) human-computer interaction system that supports mouse operations through the motion of a finger and an operation method thereof are provided. In the provided system and method, a multi-view video recording device captures an image of a finger of an operator, and has an information connection with an electronic information device through an interaction handling program. After the interaction handling program is executed, a CPU of the electronic information device performs operations such as computation, synthesis, image presentation, gesture tracking, and command recognition on the captured image to interpret a motion of the finger of the user. Accordingly, the user may perform operations on an operation interface of the electronic information device by using the finger in a 3D space in a noncontact mode. The present invention is particularly applicable to application software with 3D space operations as it can perform 3D interaction with the application software. | 03-21-2013 |
20130128005 | TWO-PARALLEL-CHANNEL REFLECTOR WITH FOCAL LENGTH AND DISPARITY CONTROL - A two-parallel-channel reflector (TPCR) with focal length and disparity control is used after being combined with an imaging device. A left parallel channel and a right parallel channel are formed in the TPCR, so that the imaging device can synchronously perform an imaging operation on a left side view and a right side view of a scene, so as to obtain a stereoscopic image. Each parallel channel is bounded by two curved reflecting mirrors, so that captured light rays may be parallelly reflected in the channel, and an operator may adjust a convergence angle and an interocular distance between the left side view and the right side view, so as to control the focal length and disparity during imaging as require. | 05-23-2013 |
20130250410 | TWO-PARALLEL-CHANNEL REFLECTOR WITH FOCAL LENGTH AND DISPARITY CONTROL - A two-parallel-channel reflector (TPCR) with focal length and disparity control is provided. The TPCR is connected to an imaging device, so that an image of a scene is captured to generate a stereoscopic image. The TPCR has two parallel channels that allow the imaging device to generate a left side view image and a right side view image of the shot scene synchronously. Each parallel channel includes an outward reflecting unit and an inward reflecting unit, which are designed to ensure that light rays in the parallel channels are reflected in a collimated and parallel manner. During imaging, a position and an angle of the outward reflecting unit can be adjusted to fulfill the function of controlling the disparity and the focal length. | 09-26-2013 |
20150029100 | 2D AND 3D POINTING DEVICE BASED ON A PASSIVE LIGHTS DETECTION OPERATION METHOD USING ONE CAMERA - Systems for surface-free pointing and/or command input include a computing device operably linked to an imaging device. The imaging device can be any suitable video recording device including a conventional webcam. At least one pointing/input device is provided including first, second, and third sets of actuable light sources, wherein at least the first and second sets emit differently colored light. The imaging device captures one or more sequential image frames each including a view of a scene including the activated light sources. One or more computer program products calculate a two-dimensional or three-dimensional position and/or a motion and/or an orientation of the pointing/input device in the captured image frames by identifying a two-dimensional or three-dimensional position of the activated light sources of the first, second, and/or third sets of light sources. Certain activation patterns of light sources are mapped to particular pointing and/or input commands. | 01-29-2015 |
Patent application number | Description | Published |
20110210479 | CONFINED PULSED LASER DEPOSITION METHOD FOR DEPOSITING METASTABLE THIN FILM - A confined pulsed laser deposition method and apparatus that includes an ablative coating between a transparent confinement layer and a backing plane, and a laser beam directed through the confinement layer to ablate the coating at generally ambient temperature and pressure, and using laser induced pressure to synthesize metaphase from the ablative coating. For example, diamond phase carbon can be synthesized from a graphite coating. The laser beam can be directed through a focus lens to control the final spot size, or through a beam diffuser to make the intensity more uniform. An XYZ-stage can position a desired target area of the ablative coating to be irradiated by the laser beam. The laser beam can have an intensity of less than about 6 GW/cm | 09-01-2011 |
20110283762 | LASER-BASED THREE-DIMENSIONAL HIGH STRAIN RATE NANOFORMING TECHNIQUES - A laser nanoforming system and method for forming three-dimensional nanostructures from a metallic surface. A laser beam is directed to hit and explode an ablative layer to generate a shockwave that exerts a force on the metallic surface to form an inverse nanostructure of an underlying mold. A dry lubricant can be located between the metallic surface and mold to reduce friction. A confinement layer substantially transparent to the laser beam can confine the shockwave. A cushion layer can protect the mold from damage. A flyer layer between the ablative layer and metallic surface can protect the metallic surface from thermal effects of the exploding ablative layer. The mold can have feature sizes less than 500 nm. The metallic surface can be aluminum film. The dry lubricant can be sputtered Au—Cr film, evaporated Au film or a dip-coated PVP film or other dry lubricant materials. | 11-24-2011 |
20120021559 | HIGH SPEED LASER CRYSTALLIZATION OF PARTICLES OF PHOTOVOLTAIC SOLAR CELLS - A system and method for enhancing the conversion efficiency of thin film photovoltaics. The thin film structure includes a photovoltaic absorbent layer covered by a confinement layer. A laser beam passes through the confinement layer and hits the photovoltaic absorbent layer. The laser can be pulsed to create localized rapid heating and cooling of the photovoltaic absorbent layer. The confinement layer confines the laser induced plasma plume creating a localized high-pressure condition for the photovoltaic absorbent layer. The laser beam can be scanned across specific regions of the thin film structure. The laser beam can be pulsed as a series of short pulses. The photovoltaic absorbent layer can be made of various materials including copper indium diselenide, gallium arsenide, and cadmium telluride. The photovoltaic absorbent layer can be sandwiched between a substrate and the confinement layer, and a molybdenum layer can be between the substrate and the photovoltaic absorbent layer. | 01-26-2012 |
20130075377 | LASER CRYSTALLIZATION OF THIN FILMS ON VARIOUS SUBSTRATES AT LOW TEMPERATURES - A method and system are provided for crystallizing thin films with a laser system. The method includes obtaining a thin film comprising a substrate and a target layer that contains nano-scale particles and is deposited on the substrate. The heat conduction between the target layer and the substrate of the thin film is determined based on thermal input from the laser system to identify operating parameters for the laser system that cause crystallization of the nano-scale particles of the target layer in an environment at near room temperature with the substrate remaining at a temperature below the temperature of the target layer. The laser system is then operated with the determined operating parameters to generate a laser beam that is transmitted along an optical path to impinge the target layer. The laser beam is pulsed to create a localized rapid heating and cooling of the target layer. | 03-28-2013 |
20130180969 | LASER SHOCK PEENING APPARATUSES AND METHODS - Methods and apparatuses for processing materials to enhancing the material's surface strength, improving the material's cyclic and thermal stability of microstructures, and extend the material's fatigue performance. Embodiments include laser shock peening at material temperatures that are moderately elevated (from the material's perspective) above room temperature. Alternate embodiments include laser shock peening at very cold (cryogenic) material temperatures. Still further embodiments include laser shock peening while covering the surface of the material being processed with an active agent that interacts with the laser energy and enhances the pressure exerted on the surface. | 07-18-2013 |
Patent application number | Description | Published |
20110108851 | VERTICAL LIGHT EMITTING DIODE HAVING AN OUTWARDLY DISPOSED ELECTRODE - The invention relates to a vertical light emitting diode (VLED) having an outwardly disposed electrode, the vertical light emitting diode comprises a conductive base, a semiconductor epitaxial structure formed on the conductive base, a passivation layer formed at the periphery of the semiconductor epitaxial structure, and a conductive frame formed on the passivation layer and contacting with the edge of the upper surface of the semiconductor epitaxial structure such that the conductive frame is electrically connected to the semiconductor epitaxial structure. | 05-12-2011 |
20120025167 | Vertical Light Emitting Diode (VLED) Die Having Electrode Frame And Method Of Fabrication - A vertical light emitting diode (VLED) die includes a metal base; a mirror on the metal base; a p-type semiconductor layer on the reflector layer; a multiple quantum well (MQW) layer on the p-type semiconductor layer configured to emit light; and an n-type semiconductor layer on the multiple quantum well (MQW) layer. The vertical light emitting diode (VLED) die also includes an electrode and an electrode frame on the n-type semiconductor layer, and an organic or inorganic material contained within the electrode frame. The electrode and the electrode frame are configured to provide a high current capacity and to spread current from the outer periphery to the center of the n-type semiconductor layer. The vertical light emitting diode (VLED) die can also include a passivation layer formed on the metal base surrounding and electrically insulating the electrode frame, the edges of the mirror, the edges of the p-type semiconductor layer, the edges of the multiple quantum well (MQW) layer and the edges of the n-type semiconductor layer. | 02-02-2012 |
20120097985 | Light Emitting Diode (LED) Package And Method Of Fabrication - A light emitting diode (LED) package includes a substrate, a light emitting diode (LED) die mounted to the substrate, a frame on the substrate, a wire bonded to the light emitting diode (LED) die and to the substrate, and a transparent dome configured as a lens encapsulating the light emitting diode (LED) die. A method for fabricating a light emitting diode (LED) package includes the steps of: providing a substrate; forming a frame on the substrate; attaching a light emitting diode (LED) die to the substrate; wire bonding a wire to the light emitting diode (LED) die and to the substrate; and dispensing a transparent encapsulation material on the frame configured to form a transparent dome and lens for encapsulating the light emitting diode (LED) die. | 04-26-2012 |
Patent application number | Description | Published |
20120082187 | System And Method For Detecting Packet Synchronization - A method of providing frame synchronization for GPS signals can include performing coherent bit extraction on the GPS bits and then performing coherent frame boundary detection based on the bits of the coherent bit extraction. Concurrently, differential bit extraction on the GPS bits and differential frame boundary detection based on bits of the differential bit extraction can be performed. Whichever of the coherent frame boundary detection and the differential frame boundary detection first finds a frame boundary, then that frame boundary is used for the frame synchronization. A method of providing string synchronization for GLONASS signals includes performing coherent and differential bit extraction on the GLONASS bits. | 04-05-2012 |
20120223859 | High Sensitivity GLONASS/GPS Automatic Frequency Control - Updates to an AFC loop can be performed to provide high-sensitivity tracking. A 20 ms update interval and PDI=10 ms is used for every other update. A setting is used for each update between the 20 ms updates. Notably, the setting uses PDI=5 ms. The setting can include first, second, and third cross-dot pairs associated with a first bit, a second bit, and a cross-bit boundary between the first and second bits, respectively. A sum of these pairs can be scaled down when the signal strength is below a predetermined threshold. In another embodiment, the setting can include a first cross-dot pair associated with a first bit and a second cross-dot pair associated with a second bit. A sum of these pairs can also be scaled down when signal strength is below a predetermined threshold. | 09-06-2012 |
20130039392 | Satellite Signal Acquisition - A technique for reducing the dwell time in acquiring a satellite signal is provided. The technique minimizes the dwell time in searching for a satellite signal in cells of a search space by comparing the peak-power-to-average ratio (PAPR) to one or more thresholds at one or more intermediate points during the search in a code phase/Doppler frequency bin. The comparison is then used to determine whether to continue the search in a current code phase/Doppler frequency bin or to continue to the next code phase/Doppler frequency bin. | 02-14-2013 |
20130070607 | WIFI Distance Measurement Using Location Packets - A method of determining a distance between a first wireless device and a second wireless device is provided. In this method, a location symbol can be generated by filtering and modulating a pseudorandom (PRN) code. The location symbol can be provided in a data field of a legacy wireless packet to form a first location packet. The first location packet can be transmitted from the first wireless device to the second wireless device. A second location packet can be transmitted from the second wireless device to the first wireless device, wherein the second location packet is substantially identical to the first location packet. An effective roundtrip time between the first and second wireless devices can be determined based on the first and second location packets. The distance between the first and second wireless devices can be computed using this roundtrip time. | 03-21-2013 |
20130195101 | System And Method For Detecting Packet Synchronization - A method of providing frame synchronization for GPS signals can include performing coherent bit extraction on the GPS bits and then performing coherent frame boundary detection based on the bits of the coherent bit extraction. Concurrently, differential bit extraction on the GPS bits and differential frame boundary detection based on bits of the differential bit extraction can be performed. Whichever of the coherent frame boundary detection and the differential frame boundary detection first finds a frame boundary, then that frame boundary is used for the frame synchronization. A method of providing string synchronization for GLONASS signals includes performing coherent and differential bit extraction on the GLONASS bits. | 08-01-2013 |
20130195229 | MULTIPLE CORRELATORS FOR COMMUNICATION DEVICE DETECTION - A receiver unit of a communication device can employ multiple correlators for decoding the access address of a packet received from another communication device. A dynamically determined primary frequency offset is applied to a phase difference signal that is determined from an RF signal that comprises the packet. For each of a plurality of access address decoding chains of the receiver unit, a secondary frequency offset associated with the access address decoding chain is applied to the phase difference signal, the phase difference signal is correlated with a predetermined access address of the communication device, and a resultant correlation output is compared against a correlation threshold. One of the access address decoding chains that generated the correlation output that is greater than the correlation threshold is selected and the packet is demodulated based, at least in part, on the phase difference signal corresponding to the selected access address decoding chain. | 08-01-2013 |
20140140440 | SPUR DETECTION, CANCELLATION AND TRACKING IN A WIRELESS SIGNAL RECEIVER - A method and device for processing spur components associated with a received wireless signal are disclosed. In one embodiment, the method includes first selecting a sub-band of a spectral band of the received signal. The selected sub-band is scanned, and a detection routine is executed to detect a spur within the scanned sub-band having a peak magnitude above a predetermined threshold. The spur frequency is determined, and the spur may be removed by a cancellation unit based on the determined frequency. The method also includes tracking the frequency of the spur to ensure continued suppression over time and under dynamic conditions. | 05-22-2014 |
20140355714 | CONFIGURABLE PRE-EMPHASIS COMPONENT FOR TRANSMISSION CIRCUITRY - A configurable pre-emphasis filter component may be configured based upon measured frequency response (e.g., filter effect) associated with at least one analog filter positioned between a digital predistortion component and a power amplification component of a transmission circuitry. The frequency response may be measured using a calibration signal sent via the transmission circuitry, a loopback circuit, and a reception circuitry. Calibration circuitry may be used with one or more loopback circuits to measure the frequency response of various analog components of the transmission circuitry. The calibration circuitry may also include logic to determine a configuration for the PEF component based upon the measured frequency response. | 12-04-2014 |
Patent application number | Description | Published |
20120031289 | Print Pad Blanket - The invention presented is a pad printing blanket that reduces damage to pad printing heads. The industry-standard pad printing head is soft plastic, silicone or urethane. The pad is used to print designs on three-dimensional surfaces and the pad must be pressed firmly onto said surfaces. This pressure leaves permanent indentations on the print pad surface, eventually rendering the print pad useless for printing. The invention covers said print pad with a blanket of soft plastic which carries the ink for the image. Only the pad blanket contacts the printable surface, protecting the print pad and reducing the need for expensive print pad replacement. | 02-09-2012 |
20120325097 | Baffled Ink Cup - A modified ink cup for plate printing is presented, where the ink cup is separated internally into two domains, a storage area and a print area, by a baffle system. The baffling allows only a limited amount of exposure of the ink in the ink cup to the outside air, reducing evaporation of the ink solvent and extending the life of the ink supply in the cup. This system greatly reduces the number of times an ink cup has to be re-filled to perform plate printing and limits the evaporation of possibly toxic solvents to the air. | 12-27-2012 |
20130025489 | Ink Cup Lined With Non-Stick Coating - An improvement to the present ink cup technology is presented, resulting in reduced clean-up time, by measurement at least three times faster producing a significant reduction in labor cost. Exposure by employees to high-VOC solvents and emulsifiers is eliminated, and low-VOC solvents mixed with water can be used. This is a significant saving in environmental damage and disposal costs. | 01-31-2013 |
Patent application number | Description | Published |
20080254499 | Multiphoton in Vivo Flow Cytometry Method and Device - The invention relates to a method for diagnosing a disease state mediated by pathogenic cells, said method comprising the steps of administering to a patient a composition comprising a conjugate or complex of the general formula | 10-16-2008 |
20130158383 | BOND-SELECTIVE VIBRATIONAL PHOTOACOUSTIC IMAGING SYSTEM AND METHOD - An imaging system, including a radiation source configured to output a signal that can non-invasively and selectively cause overtone excitation of molecules based on a predetermined chemical bond, and an ultrasound detector configured to non-invasively detect an acoustic signal generated by vibrational energy caused by the selective overtone excitation of the molecules and further configured to convert the acoustic signal into an image. | 06-20-2013 |
20130337075 | NANOMEDICINES FOR EARLY NERVE REPAIR - The present disclosure describes hydrophobically modified nanoparticles and polymeric nanostructures that can be utilized to for the treatment of neuronal injury or neuronal disease in an affected patient, along with methods of forming and using the nanoparticles and nanostructures. Furthermore, the nanoparticles and nanostructures are designed as “dual action” compositions to treat neuronal injury and neuronal disease via repair of damaged membrane and suppression of intracellular inflammation. | 12-19-2013 |
20140218726 | SYSTEM AND METHOD FOR MULTIPLEX SPECTROSCOPIC IMAGING - A system for measuring an sample includes an illumination source providing electromagnetic radiation pulses at a selected temporal frequency. A microscope focuses the radiation to interact with the sample and produce resultant electromagnetic radiation. A disperser disperses wavelengths of the resultant radiation onto optical sensors, and respective resonant amplifiers amplify signals having the selected temporal frequency. Optical detection apparatus includes the optical sensors, resonant amplifiers, and disperser. The resonant amplifiers amplify portion(s) of their inputs having a selected temporal frequency and attenuate other portion(s). A method of analyzing constituents of a sample includes contemporaneously irradiating the sample with narrowband light and broadband light, the optical power of either modulated at a selected temporal frequency; dispersing wavelengths of resultant light across the optical detectors; and filtering respective signals from the optical detectors to provide spectrum data including signals corresponding to the selected temporal frequency. | 08-07-2014 |
20140361150 | METHOD AND DEVICE FOR OPTICAL IMAGING WITH A RESONANT AMPLIFIER ASSEMBLY - An optical imaging apparatus includes an optical signal source, an optical signal detector apparatus, and a resonant amplifier assembly. The optical signal source is configured (i) to generate an optical signal including a carrier signal and an imaging signal, and (ii) to guide the optical signal to a sample. The optical signal detector apparatus is configured (i) to detect a modified optical signal from the sample, and (ii) to generate an electrical image signal based on the modified optical signal. The electrical image signal includes a background component and a modulated image signal corresponding to an image of the sample. The resonant amplifier assembly is electrically coupled to the optical signal detector apparatus and is configured (i) to isolate the modulated image signal from the background component, (ii) to amplify the modulated image signal, and (iii) to rectify the modulated image signal. | 12-11-2014 |
Patent application number | Description | Published |
20120006751 | Enhanced Clarification Media - Media and devices, such as depth filters including such media, wherein the media is impregnated with a polymer such as a polyallylamine. The resulting device offers strong binding of protein impurities and superior removal of host cell proteins from biological samples. | 01-12-2012 |
20120006752 | Enhanced Clarification Media - Media and devices, such as nitrocellulose-based filters, wherein the media is coated with a polymer such as a polyallylamine. The resulting device offers strong binding of protein impurities and superior removal of host cell proteins from biological samples. | 01-12-2012 |
20120168381 | Enhanced Clarification Media - Media and devices, such as depth filters including such media, wherein the media is impregnated with a polymer such as a polyallylamine. The resulting device offers strong binding of protein impurities and superior removal of host cell proteins from biological samples. | 07-05-2012 |
20120168382 | Enhanced Clarification Media - Media and devices, such as nitrocellulose-based filters, wherein the media is coated with a polymer such as a polyallylamine. The resulting device offers strong binding of protein impurities and superior removal of host cell proteins from biological samples. | 07-05-2012 |
Patent application number | Description | Published |
20100174051 | Asymmertric porous adsorptive bead - The present invention relates to an asymmetric chromatography media suitable for separations applications, particularly as packed bed, fluidized bed or magnetized bed chromatography media. In certain embodiments, the asymmetric chromatography media comprises asymmetric particles, preferably beads, having at least two distinct, controlled pore size distributions. Preferably one of the distinct pore size distributions is in an internal region of the particle, and the other is in an external region or coating on the particle. These distinct pore size distributions can be modified with uniform or alternatively unique functional groups or mixtures of functional groups. The present invention allows for the control over pore size distribution within an asymmetric porous particle by providing a distinct internal region, preferably in the form of a bead, and a distinct external region, preferably in the form of a coating on the bead. | 07-08-2010 |
20100227015 | Method and apparatus for making porous agarose beads - The present invention relates to a method and apparatus for forming agarose or cored agarose beads. The process involves dissolving/gelation the agarose in a suitable liquid, mixing it with a hydrophobic liquid to form an emulsion and maintaining that emulsion at a temperature equal to or greater than the gelation point of the agarose, passing it through a static mixer to create agarose droplets and solidifying the agarose droplets in a second bath of hydrophobic liquid. The beads can then be washed and used or further processed to crosslink the agarose and/or add various functionalities on to the agarose. Another method for solidifying the agarose droplets is by using a heat exchanger to cool the stream continuously after it exits the static mixer. A similar process is used for the “cored” beads except cores, preferably in bead form, are introduced to the agarose before it enters the first hydrophobic liquid so that the agarose forms a coating on the cores. A similar process with either agarose beads (made by this or another process) or cored agarose (made by this or another process) can be used to add multiple layers of agarose on to the existing beads. An apparatus for running the process is also disclosed. | 09-09-2010 |
20110142863 | FLOW THROUGH PURIFICATION PROCESSES FOR LARGE BIOMOLECULES - The present invention relates, at least in part, to novel and improved flow-through purification processes for separating large biomolecules, such as, for example, encapsulated viruses, virus-like particles and conjugate vaccines from one or more contaminants in a sample, where the process employs the use of at least one population of a solid porous particle which comprises a minimized external surface area per unit volume of the particles and an internal surface area per unit volume which is not decreased by more than 25% relative to a population of a similar particle which does not have a minimized external surface area. | 06-16-2011 |
20130012689 | Depth Filters For Disposable Biotechnological Processes - A process for the primary clarification of feeds, including chemically treated flocculated feeds, containing the target biomolecules of interest such as mAbs, mammalian cell cultures, or bacterial cell cultures, using a primary clarification depth filtration device without the use of a primary clarification centrifugation step or a primary clarification tangential flow microfiltration step. The primary clarification depth filtration device contains a porous depth filter having graded porous layers of varying pore ratings. The primary clarification depth filtration device filters fluid feeds, including chemically treated flocculated feeds containing flocculated cellular debris and colloidal particulates having a particle size distribution of approximately about 0.5 μm to 200 μm, at a flow rate of about 10 litres/m | 01-10-2013 |
20140073769 | ASYMMETRIC POROUS ADSORPTIVE BEAD - The present invention relates to an asymmetric chromatography media suitable for separations applications, particularly as packed bed, fluidized bed or magnetized bed chromatography media. In certain embodiments, the asymmetric chromatography media comprises asymmetric particles, preferably beads, having at least two distinct, controlled pore size distributions. Preferably one of the distinct pore size distributions is in an internal region of the particle, and the other is in an external region or coating on the particle. These distinct pore size distributions can be modified with uniform or alternatively unique functional groups or mixtures of functional groups. The present invention allows for the control over pore size distribution within an asymmetric porous particle by providing a distinct internal region, preferably in the form of a bead, and a distinct external region, preferably in the form of a coating on the bead. | 03-13-2014 |
Patent application number | Description | Published |
20120128803 | PROCESS FOR PREPARING WATER EXTRACT OF CINNAMON - This invention relates to an improved process for preparing water extract of cinnamon in a large scale. The process comprises the steps of: (a) adding an aqueous solvent such as water to at least 5 kg of a cinnamon raw material at a water to material ratio of 1:1 to 100:1, (b) boiling the mixture of (a) for at least 5 minutes, (c) removing the solid debris from the mixture, (d) storing the liquid portion of the mixture at about −5 to 25° C., preferably 0-10° C., until a top layer of oil is formed and partitioned, (e) removing the top layer of oil, and (f) collecting the remaining liquid portion. The present process prepares a cinnamon water extract product with a minimal content of potentially toxic cinnamaldehyde and coumarin, while increasing the contents of the active ingredients of polyphenolic polymers for controlling blood glucose level. | 05-24-2012 |
20120128804 | PROCESS FOR PREPARING WATER EXTRACT OF CINNAMON - This invention relates to an improved process for preparing water extract of cinnamon in a large scale. The process comprises the steps of: (a) adding an aqueous solvent such as water to at least 5 kg of a cinnamon raw material at a water to material ratio of 1:1 to 100:1, (b) boiling the mixture of (a) for at least 5 minutes, (c) removing the solid debris from the mixture, (d) storing the liquid portion of the mixture at about −5 to 25° C., preferably 0-10° C., until a top layer of oil is formed and partitioned, (e) removing the top layer of oil, and (f) collecting the remaining liquid portion. The present process prepares a cinnamon water extract product with a minimal content of potentially toxic cinnamaldehyde and coumarin, while increasing the contents of the active ingredients of polyphenolic polymers for controlling blood glucose level. | 05-24-2012 |
Patent application number | Description | Published |
20120008937 | Power Saving in Passive Optical Networks Using Dynamic Data Rate Scaling - An Optical Network Unit (ONU) in a Passive Optical Network (PON), the ONU comprising: a receiver module configured to receive a first rate selection signal from an optical line terminal (OLT) that indicates a reduced rate mode, and a component comprised within the receiver module, the component configured to transition from a normal operation mode to the reduced rate mode in response to the receiver module receiving the first rate selection signal, wherein operating in the normal operation mode comprises receiving a downstream signal from the OLT at a nominal data rate, and wherein operating in the reduced rate mode comprises receiving the downstream signal from the OLT at a reduced data rate that is less than the nominal data rate but greater than zero. | 01-12-2012 |
20120014693 | Passive Optical Network with Adaptive Filters for Upstream Transmission Management - A wavelength division multiplexing passive optical network (WPON) comprising an optical line terminal (OLT) and a plurality of optical network units (ONUs) coupled to the OLT via a power optical splitter. The OLT is configured to monitor wavelengths in use by the ONUs and to divide upstream traffic from the ONUs into multiple channels using tunable filters. Also disclosed is an OLT for a PON, the OLT comprising a plurality of receivers and a plurality of tunable filters corresponding to each of the receivers. The OLT also comprises channel control logic coupled to the tunable filters, wherein the channel control logic is configured to detect a plurality of wavelengths in use for upstream traffic in the PON and to divide the upstream traffic into multiple channels using the tunable filters. Included is a method for managing upstream traffic in a PON, the method comprising monitoring, by a processor, wavelengths in use for upstream traffic in the PON. The method also comprises dividing the upstream traffic into multiple channels using tunable filters. | 01-19-2012 |
20130142512 | Self-Seeded Colorless Burst-Mode Transmitter Using Reflective Semiconductor Optical Amplifier and Injection-Locked Fabry-Perot Laser - An apparatus comprises an optical port; a first optical transmitter; a second optical transmitter; a partially reflective mirror positioned between the first optical transmitter, the second optical transmitter, and the optical port; and an optical rotator positioned between the partially reflective minor and the first optical transmitter. | 06-06-2013 |
20130294776 | Passive Optical Networks with Mode Coupling Receivers - Disclosed herein is an apparatus comprising a plurality of separators configured to forward a plurality of optical signals from a plurality of optical network terminals (ONTs) along a plurality of single mode waveguides, a mode coupler coupled to the single mode waveguides and configured to receive the optical signals from the plurality of separators and combine the optical signals into a multi-mode waveguide, and an optical receiver coupled to the mode coupler via the multi-mode waveguide and configured to detect the optical signals. Also disclosed is a method comprising receiving a plurality of single mode optical channels, coupling the single mode optical channels into a multimode channel, and detecting the optical modes corresponding to the channels in the multimode channel. | 11-07-2013 |
20140003808 | Avalanche Photodiode Bias Control in Passive Optical Networks | 01-02-2014 |
20140112356 | Hybrid Timing Recovery for Burst Mode Receiver in Passive Optical Networks - An apparatus for coarse phase alignment of an analog signal comprising: a tapped delay line, a coarse phase alignment logic circuit coupled to the tapped delay line, and a selector coupled to the tapped delay and the coarse phase alignment logic circuit. An apparatus for timing and data recovery for burst mode receivers comprising: a receiver, a coarse phase alignment circuit coupled to the receiver, at least one analog to digital converter (ADC) coupled to the coarse phase alignment circuit such that the coarse phase alignment circuit is positioned between the receiver and the ADC, and a fine phase alignment circuit coupled to the ADC such that the ADC is positioned between the coarse phase alignment circuit and the fine phase alignment circuit, wherein the fine phase alignment circuit produces a recovered data output. | 04-24-2014 |
20140314414 | Flexible TWDM PON with Load Balancing and Power Saving - An apparatus comprising an arrayed waveguide grating (AWG) comprising a plurality of AWG ports, a power splitter comprising a plurality of splitter ports, and a plurality of optical interleavers, each coupled to a respective AWG port and a respective splitter port, for directing incoming optical signals to one of the AWG and the power splitter. | 10-23-2014 |
20140348507 | Method, Apparatus, and System for Processing Optical Network Signal - Embodiments of the present invention provide a method, an apparatus, and a system for processing an optical network signal. The method includes: receiving an optical signal sent by an optical line terminal, where the optical signal includes two polarization components perpendicular to each other, and downlink data is modulated on one of the polarization components; dividing the optical signal into two signals, where each signal is the optical signal; demodulating the downlink data from one optical signal and performing, for the other optical signal, vertical polarization rotation processing and processing of modulating uplink data onto two polarization components of the optical signal; sending the other optical signal on which the vertical polarization rotation processing and the uplink data modulation processing are performed to the optical line terminal. With the embodiments of the present invention, signal processing load of the optical network unit and the optical line terminal can be lowered. | 11-27-2014 |
Patent application number | Description | Published |
20120226753 | Method and System for Intelligent Creation of Agenda Events - Methods and systems for intelligently creating agenda events are disclosed. A method includes receiving a message, analyzing the received message, determining whether the received message is an agenda-type message based on a data format of the received message, and if it is determined as an agenda-type message, creating a first new agenda event. The method further includes determining message type based on a semantic analysis of the received message, and if it is determined as an agenda-type message, creating a second new agenda event. The method and the system for intelligently creating of agenda events create agenda events automatically, based on the characteristics of the received messages, thereby improving the efficiency of the agenda. | 09-06-2012 |
20120245847 | System and Method for Agenda Management - The present disclosure relates to method and system for agenda management. A method for agenda management includes creating an agenda event and details of the agenda event by an initiator, configuring privacy attributes for the agenda event, and viewing by a receiver the details of the agenda event and a list of all participants of the event based on the privacy attributes. The method for agenda management further includes creating or editing agenda through web pages and sending the agenda or the updates of the agenda to participants as a file or a message. Participants may also view, download and/or forward the agenda through web pages. With privacy attributes, it could be easier for a user to search the agenda, sharing agendas having tertian privacy attributes with others, which balances the efficiency and privacy. In addition, the attributes can be manually amended by users. | 09-27-2012 |
Patent application number | Description | Published |
20110253831 | Foldable rotor blade for toy helicopter - A toy helicopter includes a body, a rotor arrangement for generating a rotational power, and a foldable propeller blade including a bracket member coaxially mounted to the rotor arrangement and at least two blade leafs pivotally and symmetrically coupling with the bracket member in a horizontally movable manner to generate an evenly rotational motion thereof, so as to stably provide an upward force to lift up said body. When one of the blade leafs is pivotally folded by an external force to misalign the blade leafs with each other, the bracket member is kept rotating to generate a centrifugal force to essentially re-situate the blade leafs in line with each other so as to re-gain a control and balance of the body. | 10-20-2011 |
20120258645 | Shooting device for RC helicopter - A remote actuation device for a toy helicopter remotely controlled by a remote controller includes a motorized unit and an actuation unit. The motorized unit is powered by a power source of the toy helicopter. The actuation unit, which is arranged to couple with the toy helicopter, is operatively linked to the motorized unit for generating multiple actions, wherein the motorized unit is controlled by the remote controller for enabling the remote controller operating the actuating unit to select the multiple actions. Therefore, the operator of the toy helicopter is able to control the remote controller to select the action of the actuation unit to be operated. | 10-11-2012 |
20130252502 | Air swimming toy with driving device - An air swimming toy includes a toy body, a driving device including an air propeller supported at a bottom side of the toy body for creating an air dynamic underneath the toy body, and a remote controller remotely controlling the driving device to operate the air propeller, wherein the air propeller is activated to rotate in order to control an altitude of the toy body via the air dynamic. In particular, when a controllable air pressure underneath the toy body is lesser than a surrounding air pressure, the toy body is elevated in the air, and when the controllable air pressure is higher than the surrounding air pressure, the toy body is dropped down in the air. | 09-26-2013 |
20130252505 | Air swimming toy with driving device - An air swimming toy includes a toy body, a driving device including an air propeller supported at a bottom side of the toy body for creating an air dynamic underneath the toy body, and a remote controller remotely controlling the driving device to operate the air propeller, wherein the air propeller is activated to rotate in order to control an altitude of the toy body via the air dynamic. In particular, when a controllable air pressure underneath the toy body is lesser than a surrounding air pressure, the toy body is elevated in the air, and when the controllable air pressure is higher than the surrounding air pressure, the toy body is dropped down in the air. | 09-26-2013 |
20130252508 | Air swimming toy with steering device - An air swimming toy includes a toy body having a floating body and a tail body, a steering device including a motorized unit for generating a reciprocating power transmitting to the tail body so as to generate a wiggling motion thereof, and a remote controller remotely controlling the steering device to operate the motorized unit, wherein said motorized unit is activated to directly drive the tail body to move in order to steer and propel the toy body. In particular, the reciprocating power is directly transmitted from the motorized unit to the tail body via a gear unit to precisely and smooth drive the tail body moving in a wiggle motion. | 09-26-2013 |
20130291280 | Finger glove for electronics device - A finger glove for a touch screen of an electronic device includes a finger pocket adapted for being worn by a finger of a wearer, and a touch receptor which is made of electro-conductive material. The finger pocket has a tip portion covering a distal phalanx of the wearer's finger and a finger stall portion extended from the tip portion. The touch receptor is provided at the tip portion of the finger pocket at an outer surface thereof for responsively contacting with the touch screen of the electronic device. | 11-07-2013 |
20130309939 | Remote control with gyro-balancer control - A remote control is arranged for controlling an air swimming toy includes a toy body and an operation system for shifting an altitude of the toy body and for steering a direction of the toy body. The remote controller includes a hand-held housing adapted for being held by a user's hand, a circuit control which is received in the hand-held housing and is wirelessly linked to the operation system, and a gyro-balancer control built-in with the circuit control to detect an orientation of the hand-held housing, wherein the operation system is controlled by the circuit control in response to the orientation of the hand-held housing to concurrently control the altitude and direction of the toy body in the air. | 11-21-2013 |
Patent application number | Description | Published |
20120209614 | SHARED VIDEO-AUDIO PIPELINE - Techniques are disclosed that involve the processing of audio streams. For instance, a host processing platform may receive a content stream that includes an encoded audio stream. In turn, a graphics engine produces from it a decoded audio stream. This producing may involve the graphics engine performing various operations, such as an entropy decoding operation, an inverse quantization operation, and an inverse discrete cosine transform operation. In embodiments, the content stream may further include an encoded video stream. Thus the graphics engine may produce from it a decoded video stream. This audio and video decoding may be performed in parallel. | 08-16-2012 |
20120324129 | CONFIGURABLE BUFFER ALLOCATION FOR MULTI-FORMAT VIDEO PROCESSING - Systems and methods are described including dynamically configuring a shared buffer to support processing of at least two video read streams associated with different video codec formats. The methods may include determining a buffer write address within the shared buffer in response to a memory request associated with one read stream, and determining a different buffer write address within the shared buffer in response to a memory request associated with the other read stream. | 12-20-2012 |
20130064376 | Camera Driven Audio Spatialization - A camera input can be used by the computer to support audio spatialization or to improve audio spatialization of an application that already supports it. A computer system may to support audio spatialization, for example, by modifying the relative latency or relative amplitude of the rendered audio packets. If a sound is intended, for example, to be located on the left side of the user, then the audio channel that is rendered on the headset speaker located on the user's left ear may have a somewhat decreased latency and increased amplitude compared to the other audio channel. | 03-14-2013 |
20130259116 | Two Bins Per Clock CABAC Decoding - CABAC coefficient decoding may be increased to two bins per clock. Since coefficients comprise most of the bitstream, this improvement almost doubles the CABAC decoding for a low quantization parameter bitstream (with lots of coefficients). | 10-03-2013 |
20130259135 | CALVC Decoder With Multi-Symbol Run Before Parallel Decode - Context-adaptive variable length bitstream decoding performance may be improved and power consumption reduced by pushing the variable length decoding beyond one syntax element per clock pulse. | 10-03-2013 |
20130307860 | Preempting Fixed Function Media Devices - In accordance with some embodiments, a fixed function media accelerator may be preempted in the middle of processing one frame of data and still be able to resume operation later without the need to save an internal state. This ability to be preempted, without saving an internal state, may be important for supporting page fault and increasing the responsiveness of fixed function engines. Enabling preemption without the need to save the entire state reduces the complexity of the implementation in some embodiments. | 11-21-2013 |
20140013016 | CONFIGURABLE BUFFER ALLOCATION FOR MULTI-FORMAT VIDEO PROCESSING - Systems and methods are described including dynamically configuring a shared buffer to support processing of at least two video read streams associated with different video codec formats. The methods may include determining a buffer write address within the shared buffer in response to a memory request associated with one read stream, and determining a different buffer write address within the shared buffer in response to a memory request associated with the other read stream. | 01-09-2014 |
20140023351 | SELECTIVE POST-PROCESSING OF DECODED VIDEO FRAMES BASED ON FOCUS POINT DETERMINATION - In general, in one aspect, a graphics driver receives information related to where eyes of a user watching a video are focused, determine if the user is focusing their attention on a particular location of the video, and generates post processing instructions for pixel macro blocks of decoded video frames. The instructions are based on whether it is determined that the user is focused. The graphics driver is further to determine a focus area associated with the particular location the user is focusing their attention on, determine a peripheral area around the focus area, generate a first set of post processing instructions for pixel macro blocks within the focus area, generate a second set of post processing instructions for pixel macro blocks within the peripheral area, and generate a third set of post processing instructions for pixel macro blocks not within either area. | 01-23-2014 |
20140146896 | VIDEO PIPELINE WITH DIRECT LINKAGE BETWEEN DECODING AND POST PROCESSING - In general, in one aspect, a decode order for a group of picture (GOP) frame structure for a video stream is modified to include regenerated P frames. The modified decode order includes a regenerated P frame of a P frame decoded prior to a sequence of B frames after last B frame in the sequence of B frames and before next I or P frame. The frames are decoded in modified decode order by a decode engine. The decoded frames are post processed in a display order (only includes regenerated P frames and does not include initial P frames defined in the decode order) by a post processing engine. The post processing engine may ignore the initial P frames or the decode engine may not forward the initial P frames to the post processing engine. The post processed frames may be prepared for presentation by a display engine. | 05-29-2014 |
Patent application number | Description | Published |
20110245164 | YL-BASED INSULIN-LIKE GROWTH FACTORS EXHIBITING HIGH ACTIVITY AT THE INSULIN RECEPTOR - Insulin-like growth factor analogs are disclosed wherein substitution of the IGF native amino acids, at positions corresponding to positions B16 and B17 of native insulin, with tyrosine and leucine, respectively, increases potency of the resulting analog at the insulin receptor by tenfold. Also disclosed are prodrug and depot formulations of the IGF analogs, wherein the IGF analog has been modified by the linkage of a dipeptide to the analog through an amide bond linkage. The prodrug and depot formulations disclosed herein have extended half lives of at least 2 hours, 10 hours, and more typically greater than 2 are converted to the active form at physiological conditions through a non-enzymatic reaction driven by chemical instability. | 10-06-2011 |
20110257076 | AMIDE BASED INSULIN PRODRUGS - Prodrug formulations of insulin and insulin analogs are provided wherein the insulin peptide has been modified by an amide bond linkage of a dipeptide prodrug element. The prodrugs disclosed herein have extended half lives of at least 10 hours, and more typically greater than 2 hours, 20 hours and less than 70 hours, and are converted to the active form at physiological conditions through a non-enzymatic reaction driven by chemical instability. | 10-20-2011 |
20130123171 | AMIDE-BASED INSULIN PRODRUGS - Prodrug formulations of insulin and insulin analogs are provided wherein the insulin peptide has been modified by an amide bond linkage of a dipeptide prodrug element. The prodrugs disclosed herein have extended half lives of at least 10 hours, and more typically greater than 2 hours, 20 hours and less than 70 hours, and are converted to the active form at physiological conditions through a non-enzymatic reaction driven by chemical instability. | 05-16-2013 |
Patent application number | Description | Published |
20090134065 | Pentasil Catalyst for Light Olefins in Fluidized Catalytic Units - The catalyst of this invention is capable of enhancing light olefin, e.g., propylene, yields in fluidizable catalytic cracking (FCC) processes. The catalyst comprises (a) pentasil zeolite, (b) at least 5% by weight phosphorus (P | 05-28-2009 |
20110036754 | CATALYTIC CRACKING CATALYST COMPOSITIONS HAVING IMPROVED BOTTOMS CONVERSION - A particulate catalytic cracking catalyst which comprises a zeolite having catalytic cracking ability under catalytic cracking conditions, added silica, precipitated alumina and, optionally clay. The catalytic cracking catalyst has a high matrix surface area and is useful in a catalytic cracking process, in particularly, a fluid catalytic cracking process, to improve bottoms conversion at a constant coke formation. | 02-17-2011 |
20110163002 | PROCESS FOR ENHANCED PROPYLENE YIELD FROM CRACKED HYDROCARBON FEEDSTOCKS AND REDUCED BENZENE IN RESULTING NAPHTHA FRACTIONS - A process in which a catalytic cracking unit is operated to crack a hydrocarbon feedstock in a manner to enhance light olefin yields. The accompanying benzene-containing naphtha product stream is further processed through a benzene selective membrane to provide a low content benzene stream. Refiners frequently operate their cracking units to optimize light olefin yields, e.g. propylene, in response to needs in the petrochemical industry, and it has been discovered that units operated in this manner frequently produce naphtha containing increased amounts of benzene. The method of this invention therefore allows one to operate the unit when it is desired to optimize light olefin yields, yet at the same time produce a naphtha yield having a low benzene content. The invention is particularly useful when the cracking unit utilizes pentasil zeolites at increased concentrations to enhance light olefins yield. | 07-07-2011 |
20110224067 | NOVEL ULTRA STABLE ZEOLITE Y AND METHOD FOR MANUFACTURING THE SAME - This invention comprises USY zeolite prepared by treating a USY zeolite under hydrothermal conditions after forming the USY zeolite from heat treating ammonium exchanged zeolite Y, e g, by calcination. When this invention is used in a FCC catalyst, a significant improvement of activity and selectivity in the fluid catalytic cracking (FCC) performance is observed, compared to FCC catalysts containing conventional USY zeolite. The process used to make the invention is efficient and comprises treating the USY zeolite in an exchange bath under the aforementioned hydrothermal conditions. The surface of the resulting USY zeolite has a molar ratio of alumina to silica that is higher than that seen in the bulk USY zeolite and has a unique structure as viewed by SEM and TEM. | 09-15-2011 |
20120329639 | PROCESS FOR MAKING IMPROVED CATALYSTS FROM CLAY-DERIVED ZEOLITES - This invention relates to a process of preparing an improved catalyst comprising a clay derived zeolite. In particular, the invention comprises combining an yttrium compound with a zeolite produced by treating clay with a silica source and under alkaline conditions. The clay derived zeolite can be further combined with conventional matrix and/or binder precursors to form particulates suitable for use as catalysts in fluid catalytic cracking (FCC). Alternatively, the clay that is treated with the silica source and alkaline conditions can be in particulate form having sizes suitable for use in FCC, and the zeolite is produced in situ within the particulate. Yttrium compound is then combined with the zeolite in the particulate, e.g., via impregnation. It has been shown that the addition of the yttrium compound improves zeolite surface area retention, and zeolite stability in catalysts comprising clay derived zeolites. | 12-27-2012 |
20130001134 | HIGH LIGHT OLEFINS FCC CATALYST COMPOSITIONS - Catalytic cracking catalyst compositions and processes for cracking hydrocarbons to maximize light olefins production are disclosed. Catalyst compositions comprise at least one zeolite having catalytic cracking activity under catalytic cracking conditions, preferably Y-type zeolite, which zeolite has low amounts of yttrium in specified ratios to rare earth metals exchanged on the zeolite. Catalyst and processes of the invention provide increased yields of light olefins and gasoline olefins during a FCC process as compared to conventional lanthanum containing Y-type zeolite FCC catalysts. | 01-03-2013 |
20130005565 | PROCESS FOR MAKING IMPROVED ZEOLITE CATALYSTS FROM PEPTIZED ALUMINAS - This invention relates to a process of preparing a catalyst from zeolite and peptized alumina. The invention comprises adding a yttrium compound to the zeolite, either prior to, during, or after its combination with the peptized alumina. The yttrium compound can be added to the zeolite via exchange of yttrium onto the zeolite prior to addition of peptized alumina, or the yttrium can be added as a soluble salt during the combination of the zeolite and peptized alumina. In either embodiment, the zeolite catalyst is then formed from the zeolite, yttrium and peptized alumina, optionally containing other inorganic oxide. This invention is suitable for preparing fluid cracking catalysts. | 01-03-2013 |
20130313164 | SODIUM TOLERANT ZEOLITE CATALYSTS AND PROCESSES FOR MAKING THE SAME - This invention relates to a process of preparing a catalyst from zeolite having a relatively high content of sodium of 18.6 μg Na | 11-28-2013 |
20140021097 | SILICA SOL BOUND CATALYTIC CRACKING CATALYST STABILIZED WITH MAGNESIUM - A rare earth free particulate catalytic cracking catalyst which comprises a zeolite having catalytic cracking ability under catalytic cracking conditions, an acidified silica sol binder, magnesium salt, clay and a matrix material. The catalytic cracking catalyst has a high matrix surface area and is useful in a catalytic cracking process, in particularly, a fluid catalytic cracking process, to provide increased catalytic activity and improved hydrogen and coke selectivity without the need to incorporate rare earth metals. | 01-23-2014 |
20140021098 | HIGH MATRIX SURFACE AREA CATALYTIC CRACKING CATALYST STABILIZED WITH MAGNESIUM AND SILICA - Particulate catalytic cracking catalysts which comprise a zeolite having catalytic cracking ability under catalytic cracking conditions, added silica, a magnesium salt, an alumina containing binder, clay and optionally, a matrix material. The catalytic cracking catalyst has a high matrix surface area and is useful in a catalytic cracking process, in particularly, a fluid catalytic cracking process, to provide increased catalytic activity and improved coke and hydrogen selectivity without the need to incorporate rare earth metals. | 01-23-2014 |
Patent application number | Description | Published |
20090134015 | ENHANCED OXYGEN NON-STOICHIOMETRY COMPENSATION FOR THIN FILMS - A method of manufacturing a magnetic recording medium, including the step of reactively or non-reactively sputtering at least a first data storing thin film layer over a substrate from a sputter target. The sputter target is comprised of cobalt (Co), platinum (Pt), a first metal oxide further comprised of a first metal and oxygen (O) and, when non-reactively sputtering, a second metal oxide. The first data storing thin film layer is comprised of cobalt (Co), platinum (Pt), and a stoichiometric third metal oxide comprising the first metal and oxygen (O). During sputtering, any non-stoichiometry of the third metal oxide in the first data storing thin film layer is compensated for using oxygen (O) from the second metal oxide in the sputter target, or using oxygen (O) from the oxygen-rich gas atmosphere. The first metal is selected from boron (B), silicon (Si), aluminum (Al), tantalum (Ta), niobium (Nb), hafnium (Hf), zirconium (Zr), titanium (Ti), tin (Sn), lanthanum (La), tungsten (W), cobalt (Co), yttrium (Y), chromium (Cr), cerium (Ce), europium (Eu), gadolinium (Gd), vanadium (V), samarium (Sm), praseodymium (Pr), manganese (Mn), iridium (Ir), rhenium (Re), nickel (Ni), and zinc (Zn). The sputter target is further comprised of chromium (Cr) and/or boron (B). | 05-28-2009 |