Class / Patent application number | Description | Number of patent applications / Date published |
383203000 | Including means for reclosing the bag | 48 |
20090097785 | Method of producing a hermetic reclosable package using seal bars with non-parallel geometry - A method and apparatus is disclosed which include a pair of opposed seal bars for the manufacture of reclosable packages. The method and apparatus are particularly adaptable to form fill seal manufacture of reclosable packages. The first opposed seal bars includes a concave metal sealing surface and the second opposed seal bar includes a rubberized or otherwise deformable sealing surface. This allows a hermetic seal to be formed across an abrupt transition of thickness of material between the opposed seal bars, such as when a zipper ends adjacent to a side seal in a reclosable bag. | 04-16-2009 |
20090238500 | ZIPPER AND ZIPPER-EQUIPPED BAG - A tearing guide strip | 09-24-2009 |
20100040311 | PACKAGE WITH A RESEALABLE CLOSURE - A package having a resealable closure is disclosed and comprises a body, a frame, a door and apparatus. The body is a bag in which is disposed a product and has an inner surface defining the inner surface of said package. The frame defines an opening and has a surface attached to the inner surface of said package. The door has one edge connected to the frame for swinging movement of said door between a closed position, whereat the door occludes said opening to contain said product, and an open position, whereat the door is orientated to permit access to said product. The apparatus releasably secures the door in its closed position. The material forming the bag can overlie the door and be perforated to define a frangible portion of said material that call be removed or pulled away to permit operation of the door. | 02-18-2010 |
20100166342 | BAG FOR BULK MATERIAL | 07-01-2010 |
20100303391 | Package integrity indicator for container closure - A resealable closure for packages is provided which has a package integrity feature. The closure includes a two-ply material having an inner film layer and an outer film layer, forming a top of container. The outer film layer has a sealing panel completely covering a first panel and a second panel of the inner film layer. The sealing panel is permanently attached to the first panel and is releasably affixed a portion of the inner film layer around the perimeter of the first panel to form an opening in the top when the sealing panel with affixed first panel is peeled back from the top. The sealing panel is resealable against the top to seal the opening when the sealing panel is moved back against the top. The package integrity feature comprises the second panel of the inner layer which separates from the sealing panel to indicate that the container has been previously opened. | 12-02-2010 |
20100310198 | PLASTIC BAG FOR STACKED SOFT HYGIENIC PRODUCTS - Plastic bag (WB) containing stacked soft hygienic products (FCS), e.g. sanitary napkins, panty liners, diapers, or the like, which can be made on-line from a roll of film. The plastic bag comprises one MD seal ( | 12-09-2010 |
20110038568 | SEAL-FREE POUCH - A seal-free pouch includes a bag body, a tear and a feeding unit. The bag body is provided for forming a first accommodating space. The tear is interconnected with the first accommodating space. The feeding unit includes a protrusion and is installed on a side of the tear for partitioning the tear to form a second accommodating space and a third accommodating space, and the second accommodating space is interconnected with the tear, but the third accommodating space is not interconnected with the tear. If the protrusion of the feeding unit is folded into halves along the third accommodating space, the first accommodating space will be limited and interconnected with the exterior of the seal-free pouch through the second accommodating space. | 02-17-2011 |
20110158565 | RECLOSABLE BAG WITH TEAR-AWAY FEATURE - The disclosure relates to a polymeric or similar reclosable specimen package or bag wherein the bio-hazard symbol is printed, typically sideways, on the tear zone. This provides for obliteration of the bio-hazard symbol upon opening of the package and the disposal, if appropriate, of the specimen package or bag in regular trash. | 06-30-2011 |
20110249919 | RECLOSABLE POUCH CLOSURES AND RELATED PACKAGING AND METHODS - A reclosable package that includes a pouch of flexible material that includes a reclosable closure secured to the flexible material adjacent an opening to releasably retain the opening of the pouch in a closed state. The closure includes fastenable closure strips that extend along opposite sides of the opening and that are releasably fastenable in multiple relative positions spaced along each of two perpendicular directions. The closure and flexible material of the pouch are configured to provide a maximum stiffness, in resistance to bending about a pouch axis extending along the pouch perpendicular to the closure strips, as determined at a point along the closure with the closure strips fastened, that is more than 10 times the maximum stiffness, in resistance to bending about the pouch axis, of one of the closure strips as secured to the flexible material, as determined at the point along the closure with the closure strips unfastened. | 10-13-2011 |
20120189232 | TEAR STRIP CREATION ON ZIPPER FLANGES - The disclosure pertains to various embodiments of zippers with a tear flange for use in a reclosable flexible package or bag. A line of weakness can be introduced into the tear flange by application of a peel seal polymer resin or of a foaming agent. The disclosure includes further embodiments wherein lines of weakness are introduced into the flanges of zippers in reclosable packages or bags. | 07-26-2012 |
20120195533 | Container With mid-level closure and tear-off features - A snack food package employs a container bag that has an area of weakness formed at a location about one-third of the way down from the top to enable facile removal of an emptied upper section of the bag. An associated closure strip assembly is located just below the area of weakness to enable closing of the bottom section of the bag containing remaining product. Covering elements overlie the exposed surfaces of the closure strip components, to protect them against contamination by particulate matter, until the top section of the bag has been removed. | 08-02-2012 |
20120195534 | FLAT FILM BAG FOR USE IN AUTOMATED FILLING SYSTEMS - A film bag, laid flat, for use in automated filling systems has a front wall, a rear wall, side folds laid in between the front wall and the rear wall, and a reclosure consisting of a reclosure strip on the inside of the bag. The reclosure strip is disposed on the inside surface of a side fold as well as on the inside surfaces of the front wall and the rear wall, and extends all the way into a two-ply bag segment (A) formed by the front wall and the rear wall. The front wall, the rear wall, and the side fold provided with the reclosure form a four-ply bag segment whose plies are releasably connected by the reclosure strip. In contrast, the segments of the reclosure strip disposed on the front wall and the rear wall are not connected in the region of the two-ply bag segment (A). | 08-02-2012 |
20130022295 | GUSSETED POLYMERIC BAG HAVING STEPPED BOTTOM HOT AIR SEALED - The present invention concerns a gusseted flexible bag In one embodiment, the flexible bag of the present invention is formed from the tube of material having a front side and a rear side. A pair of laterally disposed opposing gusset folds are formed in the tube along its sides. Each of the folds has a longitudinal crease. The bag further has a rear side flap extending from the rear side of the bag across the width of the tube which is folded over onto and hot air sealed to the front side of the tube of material. The gussets each have a slit approximate a first end of the tube thereby forming a front side flap. A front side flap may also be manufactured, if desired, which is then folded over when the rear side flap is folded so that the front side flat rests under the rear side flap. The rear side flap is hot air sealed to the front side of the bag with the front side flap being sealed therebetween. In the preferred embodiment the tube of material comprises polypropylene film on the exterior of the tube and woven polypropylene film on the interior of the tube. | 01-24-2013 |
20130114918 | Easy Open Flexible Film Packaging Products and Methods of Manufacture - Packages and methods having a flexible film ( | 05-09-2013 |
20130121623 | Easy Open And Reclosable Flexible Film Packaging Products And Methods Of Manufacture - Flexible film packages having a body defining an interior contents cavity and having a first and second end seal ( | 05-16-2013 |
20130121624 | Reclosable Flexible Packaging And Methods For Manufacturing Same - Flexible film packages having a partial, initial seal against ambient atmosphere and are easily openable and reclosable. The flexible film packages are generally resealable to extend the shelf-life or freshness of products contained therein once the package is initially opened. By one approach, the flexible film has two opposing edge portions that meet to form a longitudinal seal extending from a first end seal to a second end seal. The flexible film may have a score that defines a package opening. An elongated closure layer ( | 05-16-2013 |
20130177266 | Readily Ventable Reclosable Flexible Containers - The present disclosure concerns flexible reclosable containers with a one way valve which provides a means to vent fluids, particularly air, from the interior of container when the repeatedly reclosable closure member, typically a zipper, is in a closed state. It also concerns a process for creating such a valve using a seal bar with voids to create a channel which passes behind the closure member. The valve which is disclosed involves a channel which comprises a central passageway which connects a port which communicates with the environment to a port which communicates with the interior of the package. Also disclosed is the concept of using this valve with a readily removable hermetic seal such that the port intended to communicate the environment initially communicates with the headspace between the reclosable closure member and the hermetic seal but does communicate with the environment when the hermetic seal is removed. | 07-11-2013 |
20130202231 | COMPOSITE FILM BAG FOR PACKAGING BULK PRODUCTS - The present invention relates to a multi-layered composite bag used to store bulk type products such as pet food, seeds, fertilizer, cereals, grains, charcoal, sand, gravel, and other bulk products, including without limitation bulk products intended for human and non-human consumption, and provides a more efficient manufacturing process than using a paper/plastic structure. The present invention provides a bag comprising a middle layer of woven mesh tubing to which an outer layer of solid plastic film is adhered using polypropylene or other polylaminates. | 08-08-2013 |
20130209004 | Easy Open and Reclosable Package with Panel Section with Die-Cut, and Reclosure Mechanism - An easy-open and reclosable package includes a pouch including a reclosure mechanism including a first and second interlocking strip each having an interlocking segment having a base surface and an interlocking surface; a die cut in a panel section, the die cut defining a die cut segment so arranged that when the die cut segment is displaced, and the package is opened, a product can be accessed between the first and second interlocking strips, the first and second interlocking surfaces are at least partially exposed, and the package can thereafter be reclosed by folding the package such that the interlocking surface of the first interlocking strip is interlocked with the interlocking surface of the second interlocking strip. The first and second strips are not exposed until the package is initially opened, and are not interlocked with one another until the package is initially opened and then reclosed. | 08-15-2013 |
20130279831 | BAG CLOSURE CONSTRUCTION - A bag construction has a sheet of material in the form of a flattened tube having front and back panels defining sides and where the tube has an open end. There is a line of weakness proceeding from the open end of the bag through the front and back panels. The line of weakness is located substantially centrally with respect to the sides of the bag and sized so that when the line of weakness is torn, two opposing lengths of material are formed. The lengths sized to allow the tying of a knot thereby, so as to substantially seal the open end of the bag. | 10-24-2013 |
20140079343 | Reclosable Flexible Film Packaging Products And Methods Of Manufacture - The present disclosure relates to a reclosable flexible film package with a flexible film having a folded edge, at least two opposing free edges, and at least a front panel and a back panel. The front and back panels define an interior space. The flexible film package also may have a score in the flexible film of the front panel forming a flap that defines an opening when the flap is moved upward, toward the folded edge and a label extending uninterrupted from edge to edge of the at least two opposing free edges, the label being attached on the film by pressure sensitive adhesive, and extending beyond the score on the front panel to reseal the package opening defined by the flap. | 03-20-2014 |
20140177983 | Flat-Bottomed Gusseted Bag Made From Multi-Layer Sheet - A flat-bottomed bag is formed from a flexible sheet that initially is flat prior to being manipulated to form the bag. The sheet is a laminate of a first web and a second web laminated together by an adhesive layer disposed between the webs. The sheet defines a plurality of serially connected side wall panels collectively defining a vertically extending side wall of the bag, and a plurality of bottom panels respectively connected to the side wall panels at respective fold lines. The bottom panels are folded about the fold lines and are attached together to form a flat bottom wall configured to support the bag in an upright orientation. The adhesive layer is in a partial-coverage pattern that includes adhesive-free regions located along each fold line between each bottom panel and the respective side wall panel connected therewith. | 06-26-2014 |
20140270596 | CHILD RESISTANT CLOSURE SYSTEM INCLUDING HOOD ARRANGEMENT FOR RECLOSEABLE BAG AND METHODS - A child resistant zipper closure for a plastic bag includes a zipper closure having a hood arrangement that includes at least a non-removable hood section in covering relation to a first portion of the zipper closure. There can be slider to open and close the closure, and the non-removable hood section will be sized to accommodate the slider. The hood arrangement can include a removable section to expose the zipper closure and allow access to the slider. | 09-18-2014 |
20140270597 | PACKAGE WITH RESEALABLE OPENING - A package with a resealable opening is provided. In one embodiment, the resalable opening includes a lid that may be peeled from the packaging to expose an opening and an adhesive area. The lid may later be adhered back to the packaging by contacting a portion of the lid with the adhesive area. | 09-18-2014 |
20150016756 | PACKAGING AND METHOD OF PACKAGING - Packaging ( | 01-15-2015 |
20150321815 | PACKAGING - A packaging wrapper is made of material having inner and outer laminate structures bonded together. A peelable flap is defined in the wrapper by means of offset score lines in the laminate structures, the structures being bonded together in a marginal region between the score lines by means of a peelable adhesive. In one aspect of the invention, the score lines are formed using a pair of contra-rotating die cylinders positioned on opposite sides of the laminated film Each cylinder contacts a respective laminate structure and has a blade for forming a score line in that structure. In another aspect, the laminate structures are bonded together using a single peelable adhesive both within and outside of the marginal region. In a further aspect, the structures are not bonded together in at least part of the marginal region to provide a lifting tab for the flap. | 11-12-2015 |
20150336713 | FILM BAG - A film bag has a front and back panel and an inner cover patch therebetween. A continuous frame weld secures the inner cover patch to the inner face of the front panel. A first cut or weakening line in the front panel within an area bounded by the frame weld defines all but one side of a flap hinged at the one side to the front panel. A reclosable fastener is between the front face of the patch and the inner face of front panel, and a direct attachment between the fastener and the hinge is between the front face of the flap to the inner face of the front panel. A second cut or weakening line is formed in the inner cover patch between the direct attachment to the flap and the recloseable fastener. | 11-26-2015 |
20160200492 | RECLOSABLE BAG AND METHODS OF FORMING AND USING SAME | 07-14-2016 |
20190144167 | FLEXIBLE PACKAGING OF THE BAG TYPE WITH RECLOSING DEVICE | 05-16-2019 |
383204000 | Including a bag portion which is completely separated from the bag during tearing (e.g., tear strip) | 19 |
20080240627 | PACKAGE INTEGRITY INDICATING CLOSURE - A resealable closure for a container in which package integrity is indicated by a structure which breaks and/or produces an audible sound when the resealable closure is opened for a first time. The package integrity feature, in one form includes at least one strip initially affixed to two portions which comprise the resealable closure so that upon opening the resealable closure for a first time, at least one of the strips breaks, thereby producing the audible sound. The strips may include a weakened portion such as a narrowing. Integrity of the package is indicated by an intact strip viewable upon opening the resealable closure and conversely, a broken or non-intact strip would indicate that the resealable closure has been previously opened. Package integrity may also be shown by a movable second panel or movable die cut tab portions. | 10-02-2008 |
20080260304 | Laser Scored Pour Spout For Flexible Bag - An easy open, reclosable, flexible film package comprising a front wall, a back wall, a pair of opposing side gussets; a bottom; and a top; wherein the top is sealed; wherein the pair of opposing side gussets and the bottom wall connect the front wall to the back wall; wherein one side gusset has a score line extending from front to back; wherein when the score line is broken a spout is formed by pulling the side gusset below the score line. | 10-23-2008 |
20090003739 | Containing Bag - A containing bag in which the amount of fragrance diffused from a contained matter can be regulated. The containing bag ( | 01-01-2009 |
20090148081 | Recloseable Bag - The invention relates to a recloseable packaging comprising: | 06-11-2009 |
20090214142 | PACKING BAG - In a packing bag made of a flexible film-like first material with, a substantially rectangular base which is formed as a standing surface with longitudinal and side edges, the base comprises a second material giving form-stability to the bag in the area close to the base, and has a base fold line running in the center and parallel to the two longitudinal edges and dividing the base into two base parts which can be folded against each other, and the longitudinal edges form side fold lines between the base and substantially rectangular side walls arranged on two opposite sides of the base, wherein the fold part which is constructed from the base and the two side walls is glued to the bag. | 08-27-2009 |
20100002963 | RECLOSABLE FOOD PACKAGE WITH IMPROVED SHELF LIFE - A resealable container having an easily accessed yet airtight seal via the use of a tamper evident rupture strip which provides the container or package with improved shelf life for the product contained therein. | 01-07-2010 |
20100002964 | Recloseable package with protective patch - According to the invention, a patch is provided to be attached to the outside of the wall of the bag over the profile strip fastener assembly that is attached to the front panel of the package. The patch is made from a gas barrier type of substrate as to prevent oxygen and other gases from entering or leaving the perforations within the opening feature used to access the fastener assembly. The side of the patch that is in contact with the front panel of the bag includes an adhesive for securement to the package. A variety of adhesives can be utilized for securement depending on the arrangement of the perforations. Printing can be included on the outside of the patch to highlight the reclosable feature of the package thereby eliminating the need to modify the original printing on the package. | 01-07-2010 |
20100021093 | RECLOSABLE FLEXIBLE PACKAGING HAVING HEADER WITH CUSTOMER TAKEAWAY - A package is provided of the type with a tear-away header which is separated from the product contents of the package by a zipper sealed to the interior of the package walls. The space within the header is used to package and an item such as a toy, game card, game token, coupon, or punched foam strip which can be used as a promotional or gift item. In this way, the item packaged within the header is kept separate from the product contents of the package. | 01-28-2010 |
20100061666 | APPARATUS AND METHOD FOR MANUFACTURE OF A TOP OPENING RECLOSABLE BAG HAVING A TAPE FORMED RECLOSABLE SEAL - A vertical form, fill and seal machine in conjunction with a product supply apparatus provides a continuous, heat sealable plastic film and zipper tape and provides separate, product filled, reclosable, top opening sealed bags. The apparatus includes a means for supplying the continuous plastic film, a means for supplying zipper tape, a means for sealing the zipper tape sections to the film, a vertical fill tube assembly, a feeding means including a film drive roll upstream, film pull belts adjacent the vertical fill tube, a vertical sealing means for sealing the edges of the continuous film to the edges of the continuous zippered cap strip, a horizontal sealing, perforating, and severing means for severing the plastic tube between the first and second horizontal seals, and a tensioning means for horizontally elongating the flexible plastic tube transverse to its length prior to formation of the horizontal seals. | 03-11-2010 |
20100111453 | Two Side Cut Reseal With Pressure Sensitive Adhesive and the Method for Making Same - Two side cut reseal with pressure sensitive adhesive. A flexible package having a reseal integrated within the opposite layers of its film is constructed using existing vertical form fill and seal packaging machines. The invention involves a single sheet of flexible packaging film web having at least three layers. In a preferred embodiment, the reseal is comprised of two offsetting score lines on interior and exterior sides of the film and spaced apart by 0.5 to 1 inch. The scoring creates lines of weakness, which define an opening in the package. Upon opening, a pressure sensitive adhesive layer, which is pattern applied in between the offsetting score lines, is exposed from an interior side of the film. The adhesive releasably adheres the inner and outer layers of the film back together once separated by a consumer. | 05-06-2010 |
20100266224 | CUTTING TAPE AND PACKAGING BAG WITH CUTTING TAPE - A cutting tape includes a leading portion, a first base, a second base and a seal layer. The leading portion is welded on a sealant layer with the seal layer interposed therebetween. The first base and the second base, which are laminated on the leading portion, respectively include thin laminated portions and body portions to be welded on the sealant layer. The laminated portions are welded on the leading portion. The body portions respectively have a substantially trapezoidal cross section projecting toward the sealant layer and having an inclined surface adjacent to the leading portion. | 10-21-2010 |
20110075954 | RECLOSABLE PACKAGE - A flexible package has a reclosing function. The package has a first panel and a second panel sealed to each other along their perimeters to form a sealed perimeter surrounding an interior storage space. The sealed perimeter has an upper seal, a bottom seal, a first side seal, and a second side seal opposite the first side seal. The first side seal and the second side seal both connect to the upper seal and the bottom seal. A spout is formed in the sealed perimeter when the package is open along at least a portion of the upper seal. A discharge channel leads from the spout through the upper seal to the interior storage space. A first recess is along the second side seal; and a second recess is along the upper seal opposite the discharge channel from the first recess. The first recess can engage the second recess such that a fold line is formed that intersects the discharge channel to close the discharge channel. | 03-31-2011 |
20130089280 | Sealable Bag - A sealable plastic bag has a first panel and a second panel. The first panel and second panel are joined along three edges to define a bag interior and an opening to permit access to the bag interior. A permanent sealing structure is configured to permanently seal the first and second panels to close the opening and prevent access to the bag interior. A release liner strip overlies the permanent sealing structure to prevent the permanent sealing structure from sealing the first and second panels until activation by a user. A resealable sealing structure is configured to repeatedly and nondestructively seal the first and second panels to close the opening and prevent access to the bag interior. | 04-11-2013 |
20150110424 | HANGING MILK STORAGE BAG - The present disclosure relates to a storage bag for expressed mother's milk, particularly one which can receive the milk directly from a pump. The hanging milk storage bag includes semi-circular perforations or other lines of weakness for creating an aperture to receive the breast milk pump. The hanging milk storage bag further includes upper linear perforations or other lines of weakness for creating an opening at the top of the hanging milk storage bag for pouring the contents into a subsequent receptacle. The hanging milk storage bag further includes a leak-resistant zipper for forming a storage volume. | 04-23-2015 |
20150131927 | PLASTIC BAG BODY HAVING A PLASTIC ZIPPER WITH A SLIDER EQUIPPED THEREWITH AND ADDED THERETO A PREVENTIVE FUNCTION AGAINST UNFAIRLY UNSEALING, AND METHOD FOR MANUFACTURING THE SAME - A plastic bag body having a preventive function against unfairly unsealing and having a plastic zipper with a slider equipped therewith is provided by which hermetic sealing can be kept, and which can be produced mechanically and successively at an excellent productivity. In a bag body comprising a bag made of two plastic films, both ends of which are welded, and having plastic zipper with a slider at an opened portion of the bag, a cover film rides astride and covers top portions of the plastic slider, under a condition wherein the plastic zipper is closed, and of the plastic zipper, except for a welded portion located opposite to the slider of the bag body, at least one lower end of the cover film extending for full width of the bag body, and the plastic film, the lower ends of the cover film and the flange portions are welded together. | 05-14-2015 |
20150375902 | ZIPPER AND ZIPPER-EQUIPPED BAG - A tearing guide strip | 12-31-2015 |
20160016694 | BAG WITH RE-SEALABLE AND TEARABLE BAND - A temporary adhesive band provides a releasable sealing structure and a tearing structure in a plastic bag. The band can be coextruded with one or more panels of the bag and can be made from a polymer blend. It can have a relatively thick tear section that defines a tear line at a zone of weakness in the bag so that a closed end of the bag can be easily removed. The band also can have a releasable sealing section that remains attached to the bag after the closed end of the bag has been removed by tearing the bag along the tear line so that the bag can be resealed once it has been opened. The releasable sealing section of the temporary adhesive band is preferably made from a coextruded material with tacky properties so that no additional adhesive is required for resealing the bag. | 01-21-2016 |
20160083161 | Standup Pouch With Multiple Plies - The standup pouch includes a front a back and a gusseted region. The front and back are joined together at a the opposing side edges by way of opposing side seals. The gusseted region includes a first gusset panel and a second gusset panel that are coupled together at an inner end at a gusset fold and extending outwardly to of the first and second lower folds. The gusseted region including a first gusset seal area joining the first gusset panel to the front, and a second gusset seal area joining the second gusset panel to the back. The first and second gusset seal areas are coupled together and to the opposing side seals so as to form a substantially fluid tight cavity therebetween. The standup pouch formed from a first ply and a second ply which are joined together at the side seals and the gusset seals. | 03-24-2016 |
20170233144 | BAG WITH CHUCK TAPE | 08-17-2017 |