Patent application number | Description | Published |
20080273168 | ANTIMICROBIAL LENSES, PROCESSES TO PREPARE THEM AND METHODS OF THEIR USE - The present invention relates to contact lenses comprising at least one ionizable antimicrobial metal compound and a polymer formed from a reaction mixture comprising at least one hydrophobic component and hydrophilic components in a concentration to provide a hydrophilicity index of at least 42. | 11-06-2008 |
20080275156 | WETTABLE HYDROGELS COMPRISING REACTIVE, HYDROPHILIC, POLYMERIC INTERNAL WETTING AGENTS - The present invention relates to wettable silicone hydrogels comprising the reaction product of at least one siloxane containing component and at least one reactive, hydrophilic polymeric internal wetting agent. The present invention further relates to silicone hydrogel contact lenses comprising at least one oxygen permeable component, and an amount of reactive, hydrophilic polymeric internal wetting agent sufficient to impart wettability to said device. | 11-06-2008 |
20080290536 | TEMPERATURE CYCLING FACILITATED RELEASE OF OPHTHALMIC LENSES - This invention discloses methods and apparatus for facilitating release of an ophthalmic lens from a mold part used to form the lens. According to the present invention, the ophthalmic lens and a mold part used to form the ophthalmic lens are exposed first to an environment of reduced thermal energy and then exposed to an environment of increased thermal energy. | 11-27-2008 |
20080316424 | Biomedical Devices Containing Internal Wetting Agents - This invention includes a wettable biomedical device containing a high molecular weight hydrophilic polymer and a hydroxyl-functionalized silicone-containing monomer. | 12-25-2008 |
20090059164 | SOFT CONTACT LENSES DISPLAYING SUPERIOR ON-EYE COMFORT - The present invention relates to soft contact lenses having an overall comfort preference of at least about 2 to 1 as compared to an Acuvue® contact lens and measured after one week of daily wear. The present invention further relates to a soft contact lens comprising an oxygen transmissibility greater than about 70 barrers/mm and physical properties suitable to provide wearer comfort over at least about 9 hours in at least about 80% of wearers, as measured in a randomized, double masked clinical study. | 03-05-2009 |
20100084775 | BIOMEDICAL DEVICES CONTAINING INTERNAL WETTING AGENTS - This invention includes a wettable biomedical device containing a high molecular weight hydrophilic polymer and a hydroxyl-functionalized silicone-containing monomer. | 04-08-2010 |
20100133710 | BIOMEDICAL DEVICES CONTAINING INTERNAL WETTING AGENTS - This invention includes a wettable biomedical device containing a high molecular weight hydrophilic polymer and a hydroxyl-functionalized silicone-containing monomer. | 06-03-2010 |
20100151123 | WETTABLE HYDROGELS COMPRISING ACYCLIC POLYAMIDES - The present invention relates to biomedical devices, and particularly contact lenses comprising a polymer having entangled therein at least one acyclic polyamide. | 06-17-2010 |
20100249356 | IONIC SILICONE HYDROGELS HAVING IMPROVED HYDROLYTIC STABILITY - The present invention relates to ionic silicone hydrogel polymers displaying improved thermal stability. More specifically, the present invention relates to a polymer formed from reactive components comprising at least one silicone component and at least one ionic component comprising at least one anionic group. The polymers of the present invention display good thermal stability and desirable protein uptake. | 09-30-2010 |
20100280146 | Forming clear, wettable silicone hydrogel articles without surface treatments - The present invention is a composition, which may be used to form contact lenses, comprising at least one silicone containing component, at least one hydrophilic component, at least one high molecular weight hydrophilic polymer and at least one diluent with an alpha value of about 0.5 to about 1 and a Hansen solubility parameter of less than about 10. | 11-04-2010 |
20110201596 | Methods for Providing Oxidatively Stable Ophthalmic Compositions - This invention relates to a process for improving the stability of an ophthalmically compatible solution comprising at least one oxidatively unstable ophthalmic compound. | 08-18-2011 |
20110294914 | WETTABLE HYDROGELS COMPRISING ACYCLIC POLYAMIDES - The present invention relates to biomedical devices, and particularly contact lenses comprising a polymer having entangled therein at least one acyclic polyamide. | 12-01-2011 |
20120193822 | BIOMEDICAL DEVICES CONTAINING INTERNAL WETTING AGENTS - This invention includes a wettable biomedical device containing a high molecular weight hydrophilic polymer and a hydroxyl-functionalized silicone-containing monomer. | 08-02-2012 |
20120245248 | SILICONE HYDROGELS FORMED FROM REACTION MIXTURES FREE OF HYDROPHILIC MONOMERS - The present invention relates to silicone hydrogels formed from mixtures comprising one or more hydrophilic high molecular weight polymers, one or more hydroxyl-functionalized silicone containing monomers, one or more crosslinkers and a compatabilizing diluent, but without a substantial amount of a reactive hydrophilic monomer or macromer. | 09-27-2012 |
20130168617 | IONIC SILICONE HYDROGELS - The present invention relates to a process comprising the steps of reacting a reactive mixture comprising at least one silicone-containing component, at least one hydrophilic component, and at least one diluent to form an ophthalmic device having an advancing contact angle of less than about 80°; and contacting the ophthalmic device with an aqueous extraction solution at an elevated extraction temperature, wherein said at least one diluent has a boiling point at least about 10° higher than said extraction temperature. | 07-04-2013 |
20130172440 | SILICONE HYDROGELS COMPRISING DESIRABLE WATER CONTENT AND OXYGEN PERMEABILITY - The present invention relates to a process comprising the steps of reacting a reactive mixture comprising at least one silicone-containing component, at least one hydrophilic component, and at least one diluent to form an ophthalmic device having an advancing contact angle of less than about 80°; and contacting the ophthalmic device with an aqueous extraction solution at an elevated extraction temperature, wherein said at least one diluent has a boiling point at least about 10° higher than said extraction temperature. | 07-04-2013 |
20130175722 | PROCESS FOR MAKING OPHTHALMIC LENSES - The present invention relates to aqueous processes for the production of silicone hydrogel contact lenses. | 07-11-2013 |
20130203812 | IONIC SILICONE HYDROGELS COMPRISING PHARMACEUTICAL AND/OR NUTRICEUTICAL COMPONENTS AND HAVING IMPROVED HYDROLYTIC STABILITY - The present invention relates to ionic silicone hydrogel polymers displaying improved thermal stability. More specifically, the present invention relates to a polymer formed from reactive components comprising at least one silicone component and at least one ionic component comprising at least one anionic group. The polymers of the present invention display good thermal stability and desirable protein uptake. | 08-08-2013 |
20130217620 | IONIC SILICONE HYDROGELS - The present invention relates to ionic silicone hydrogel contact lenses which comprise at least one pharmaceutical or nutriceutical component and are formed from reaction mixtures comprising a mixture of slow-reacting hydrophilic monomers, including at least one slow-reacting ionic monomer, at least one silicone-containing component and at least one hydroxyl-containing component, wherein the ratio of the slow-reacting hydrophilic component half lives to the silicone-containing component half life is at least 2. | 08-22-2013 |
20130225715 | BIOMEDICAL DEVICES CONTAINING INTERNAL WETTING AGENTS - This invention includes a wettable biomedical device containing a high molecular weight hydrophilic polymer and a hydroxyl-functionalized silicone-containing monomer. | 08-29-2013 |
20130237631 | BIOMEDICAL DEVICES CONTAINING INTERNAL WETTING AGENTS - This invention includes a wettable biomedical device containing a high molecular weight hydrophilic polymer and a hydroxyl-functionalized silicone-containing monomer. | 09-12-2013 |
20130261215 | IONIC SILICONE HYDROGELS HAVING IMPROVED HYDROLYTIC STABILITY - The present invention relates to ionic silicone hydrogel polymers displaying improved thermal stability. More specifically, the present invention relates to a polymer formed from reactive components comprising at least one silicone component and at least one ionic component comprising at least one anionic group. The polymers of the present invention display good thermal stability and desirable protein uptake. | 10-03-2013 |
20130341811 | LENS COMPRISING LOW AND HIGH MOLECULAR WEIGHT POLYAMIDES - The present invention relates to a contact lens formed from components including (i) at least one silicone component, (ii) at least one low molecular weight polyamide having a weight average molecular weight of less than 200,000, and (iii) at least one high molecular weight polyamide having a weight average molecular weight of greater than 200,000, wherein the low molecular weight polyamide does not contain a reactive group. | 12-26-2013 |
20130345364 | METHOD OF MAKING SILICONE CONTAINING CONTACT LENS WITH REDUCED AMOUNT OF DILUENTS - The present invention relates to a method of manufacturing a contact lens including the steps of: (i) adding reactive components to a mold, wherein the reactive components comprise (a) at least one hydroxy-containing silicone component having a weight average molecular weight from about 200 to about 15,000 g/mole and (b) at least one mono-ether terminated, mono-methacrylate terminated polyethylene glycol having a weight average molecular weight from about 200 to about 10,000 g/mole; (ii) curing the reactive components within the mold to form the contact lens; and (iii) removing the contact lens from said mold. | 12-26-2013 |
20140024791 | SILICONE HYDROGELS COMPRISING N-VINYL AMIDES AND HYDROXYALKYL (METH)ACRYLATES OR (METH)ACRYLAMIDES - The present invention relates to a process comprising the steps of reacting a reactive mixture comprising at least one silicone-containing component, at least one hydrophilic component, and at least one diluent to form an ophthalmic device having an advancing contact angle of less than about 80°; and contacting the ophthalmic device with an aqueous extraction solution at an elevated extraction temperature, wherein said at least one diluent has a boiling point at least about 10° higher than said extraction temperature. | 01-23-2014 |
20140031447 | SILICONE HYDROGELS HAVING A STRUCTURE FORMED VIA CONTROLLED REACTION KINETICS - The present invention relates to a process comprising the steps of reacting a reactive mixture comprising at least one silicone-containing component, at least one hydrophilic component, and at least one diluent to form an ophthalmic device having an advancing contact angle of less than about 80°; and contacting the ophthalmic device with an aqueous extraction solution at an elevated extraction temperature, wherein said at least one diluent has a boiling point at least about 10° higher than said extraction temperature. | 01-30-2014 |
20140031449 | SILICONE HYDROGELS FORMED FROM ZERO DILUENT REACTIVE MIXTURES - The present invention relates to silicone hydrogels having a desirable balance of properties which can be formed without diluents. The silicone hydrogels are formed from reactive mixtures comprising at least one hydroxyl substituted, monofunctional polydialkylsiloxane monomer having between 2 and 120 dialkylsiloxane repeating units, at least one slow reacting hydrophilic monomer and at least one hydroxyl containing hydrophilic monomer. | 01-30-2014 |
20140296440 | IONIC SILICONE HYDROGELS HAVING IMPROVED HYDROLYTIC STABILITY - The present invention relates to ionic silicone hydrogel polymers displaying improved thermal stability. More specifically, the present invention relates to a polymer formed from reactive components comprising at least one silicone component and at least one ionic component comprising at least one anionic group. The polymers of the present invention display good thermal stability and desirable protein uptake. | 10-02-2014 |
20140329859 | IONIC SILICONE HYDROGELS COMPRISING PHARMACEUTICAL AND/OR NEUTICEUTICAL COMPONENTS AND HAVING IMPROVED HYDROLYTIC STABILITY - The present invention relates to ionic silicone hydrogel polymers displaying improved thermal stability. More specifically, the present invention relates to a polymer formed from reactive components comprising at least one silicone component and at least one ionic component comprising at least one anionic group. The polymers of the present invention display good thermal stability and desirable protein uptake. | 11-06-2014 |
20150041736 | BIOMEDICAL DEVICES CONTAINING INTERNAL WETTING AGENTS - This invention includes a wettable biomedical device containing a high molecular weight hydrophilic polymer and a hydroxyl-functionalized silicone-containing monomer. | 02-12-2015 |