|
| US3991801 | 23 Jun 1975 | 16 Nov 1976 | | Plastic fasteners with connecting web |
| US4385722 | 1 May 1981 | 31 May 1983 | Metal Closures Venus Packaging Limited | Packaging of articles |
| US4698954 | 25 Jul 1986 | 13 Oct 1987 | The Dow Chemical Company | Guide for zippered film in a form, fill and seal packaging machine |
| US4710968 | 11 Sep 1985 | 1 Dec 1987 | First Brands Corporation | Trident interlocking closure profile configuration |
| US4736450 | 20 Nov 1985 | 5 Apr 1988 | Minigrip, Inc. | Gusseted bags with reclosure features |
| US4823961 | 12 Jul 1988 | 25 Apr 1989 | Oscar Mayer Foods Corporation | Reclosable package |
| US4840611 | 31 Dec 1987 | 20 Jun 1989 | Minigrip, Inc. | Gusseted bags with reclosure features |
| US4877336 | 6 Mar 1989 | 31 Oct 1989 | Paramount Packaging Corporation | Bottom loaded duplex bag having a handle and method of making same |
| US4903841 | 16 Nov 1988 | 27 Feb 1990 | Kabushiki Kaisha Hosokawa Yoko | Pouch with superposed tear lines |
| US4905298 | 12 Dec 1988 | 27 Feb 1990 | | Resealable closure |
| US4925316 | 6 Aug 1987 | 15 May 1990 | Minigrip, Inc. | Reclosable bag having an outer reclosable zipper type closure and inner non-reclosable closure |
| US4925318 | 4 Nov 1988 | 15 May 1990 | Schurpack, Inc. | Packing, method of manufacturing same, and strip material therefor |
| US4927271 | 12 Dec 1988 | 22 May 1990 | KCL Corporation | Recloseable tamper evident bag with hooded closure |
| US4936456 | 6 Apr 1989 | 26 Jun 1990 | Kapak Corporation | Bag arrangement |
| US4966470 | 24 Feb 1989 | 30 Oct 1990 | Oscar Mayer Foods Corporation | Tamper-evident, reclosable, flexible packages |
| US4971454 | 16 Nov 1989 | 20 Nov 1990 | KCL Corporation | Reclosable bag having a top closure attached to a bag body composed of multiple thermoplastic layers |
| US5005707 | 22 Feb 1989 | 9 Apr 1991 | Oscar Mayer Foods Corporation | Reclosable package |
| US5014856 | 13 Feb 1989 | 14 May 1991 | Oscar Mayer Foods Corporation | Reclosable package |
| US5026563 | 23 Mar 1989 | 25 Jun 1991 | Zip-Pak Incorporated | Zippered closure for thermoformed package |
| US5033868 | 13 Oct 1989 | 23 Jul 1991 | Paramount Packaging Corporation | Flexible plastic bag with perforated handle |
| US5035517 | 31 Dec 1990 | 30 Jul 1991 | KCL Corporation | Reclosable shipping sack |
| US5050736 | 30 Oct 1989 | 24 Sep 1991 | Oscar Mayer Foods Corporation | Reclosable package |
| US5058761 | 10 Sep 1990 | 22 Oct 1991 | Bryan Foods, Inc. | Reclosable package and a base portion of the package |
| US5063069 | 27 Apr 1990 | 5 Nov 1991 | Zip-Pak Incorporated | Zippered closure for thermoformed package |
| US5067822 | 24 Apr 1989 | 26 Nov 1991 | Reynolds Consumer Products, Inc. | Method of forming recloseable packages, profiles used therein, and packages produced thereby |
| US5107658 | 24 May 1991 | 28 Apr 1992 | Oscar Mayer Foods Corporation | Method of making a reclosable package |
| US5112138 | 8 Jun 1990 | 12 May 1992 | Paramount Packaging Corporation | Resealable reusable flexible plastic bag with loop handle |
| US5188461 | 2 Mar 1992 | 23 Feb 1993 | Schurpack, Inc. | Packing, method of manufacturing same, and strip material therefor |
| US5198055 | 8 Nov 1991 | 30 Mar 1993 | Reynolds Consumer Products, Inc. | Method of forming recloseable packages, profiles used therein, and packages produced thereby |
| US5211482 | 19 Aug 1991 | 18 May 1993 | Minigrip, Inc. | Closure for post filling application to packaging |
| US5221143 | 7 Jun 1991 | 22 Jun 1993 | Paramount Packaging Corporation | Flexible duplex bag having a resealable closure and a method of making same |
| US5224779 | 20 Mar 1992 | 6 Jul 1993 | Oscar Mayer Foods Corporation | Tamper-evident, reclosable flexible packages |
| US5238306 | 19 May 1989 | 24 Aug 1993 | Reynolds Consumer Products, Inc. | Method of producing a sealing system for a reclosable webbed-wall package, and system made |
| US5287960 | 20 Oct 1992 | 22 Feb 1994 | | Blood product disposal system and method |
| US5366294 | 2 Dec 1993 | 22 Nov 1994 | Reynolds Consumer Products, Inc. | Recloseable package having recloseable profile strips with a heat barrier |
| US5456928 | 10 May 1991 | 10 Oct 1995 | Oscar Mayer Foods Corporation | Tamper-evident, flexible, reclosable package |
| US5461845 | 12 Jul 1994 | 31 Oct 1995 | | Zippered film and bag |
| US5542766 | 18 Oct 1995 | 6 Aug 1996 | | Waterproof closure seal for bags, clothing and other uses |
| US5601368 | 11 May 1995 | 11 Feb 1997 | Lakeland Micro, Inc | Tamper-evident container with reclosable fastener and method for making |
| US5749658 | 12 Sep 1996 | 12 May 1998 | Reynolds Consumer Products, Inc. | Closure arrangement for attachment to outside of bag |
| US5782733 | 20 Mar 1997 | 21 Jul 1998 | Innoflex Incorporated | Zippered film and bag |
| US5806984 | 3 Jul 1996 | 15 Sep 1998 | Innoflex Incorporated | Recloseable bag with profile strip fastener assembly |
| US5823933 | 20 Mar 1997 | 20 Oct 1998 | Innoflex Incorporated | Zippered film and bag |
| US5827163 | 3 Nov 1997 | 27 Oct 1998 | Reynolds Consumer Products, Inc. | Method making a closure arrangement for attachment to outside of a bag |
| US5829884 | 19 Jun 1997 | 3 Nov 1998 | Innoflex Incorporated | Form fill and seal package with one-way vent |
| US5902047 | 23 Oct 1997 | 11 May 1999 | Innoflex Incorporated | Zippered bag and film |
| US5911508 | 10 Nov 1997 | 15 Jun 1999 | | Vented reclosable bag |
| US5924795 | 2 Jul 1993 | 20 Jul 1999 | Kraft Foods, Inc. | Tamper-evident, reclosable, flexible packages |
| US5951453 | 15 Nov 1996 | 14 Sep 1999 | Innoflex Incorporated | Recloseable bag assembly and method of making same |
| US5954433 | 5 Dec 1997 | 21 Sep 1999 | Innoflex Incorporated | Reclosable bag with improved opening feature |
| US5964532 | 15 Oct 1997 | 12 Oct 1999 | Tenneco Packaging Inc. | Reclosable fastener strip with tamper evident feature |
| US6010244 | 21 Apr 1999 | 4 Jan 2000 | Tenneco Packaging Inc. | Vented reclosable bag |
| US6019512 | 20 Apr 1999 | 1 Feb 2000 | | Zippered film and bag |
| US6071011 | 12 Aug 1999 | 6 Jun 2000 | Tenneco Packaging, Inc. | Fill-through-the-top package |
| US6079878 | 11 Apr 1997 | 27 Jun 2000 | | Reclosable bag with profile strip fastener assembly, and bag body |
| US6148588 | 17 Dec 1999 | 21 Nov 2000 | Pactiv Corporation | Fill-through-the-top package and method and apparatus for making the same |
| US6149302 | 13 Sep 1999 | 21 Nov 2000 | | Plastic bag with tamper-evident closure |
| US6177172 | 7 Dec 1999 | 23 Jan 2001 | Innoflex Incorporated | Zippered film and bag |
| US6217216 | 21 Oct 1999 | 17 Apr 2001 | | Reclosable plastic bag with non-perforated tear zone |
| US6257763 | 4 Jun 1998 | 10 Jul 2001 | Huntsman KCL Corporation | Tamper evident zipper slider |
| US6264366 | 4 May 2000 | 24 Jul 2001 | Reynolds Consumer Products, Inc. | Reclosable closure arrangement having encapsulated zipper closure, reclosable profiles, and slider device; and methods |
| US6270257 | 7 Oct 1999 | 7 Aug 2001 | Innoflex Incorporated | Reclosable bag with profile strip fastener assembly having improved opening feature |
| US6279298 | 21 Oct 1999 | 28 Aug 2001 | Pactiv Corporation | Fill-through-the-top package and method and apparatus for making the same |
| US6286999 | 11 May 1999 | 11 Sep 2001 | Pactiv Corporation | Tamper-evident reclosable bag |
| US6360513 | 1 Nov 1999 | 26 Mar 2002 | Sargento Foods Inc. | Resealable bag for filling with food product(s) and method |
| US6386760 | 12 Jun 2000 | 14 May 2002 | Reynolds Consumer Products, Inc. | Slider reclosable bags with dual tamper-evident features |
| US6419391 | 17 May 2001 | 16 Jul 2002 | Pactiv Corporation | Reclosable bags having a tamper evident stepped member |
| US6439770 | 17 May 2001 | 27 Aug 2002 | Pactiv Corporation | Reclosable bags having a tamper-evident retaining member extending through a slider |
| US6477821 | 4 Jan 2000 | 12 Nov 2002 | Flexico-France | Method for producing bags comprising closure profiles actuated by a slider |
| US6481891 | 29 Jun 2001 | 19 Nov 2002 | Innoflex Incorporated | Reclosable bag with profile strip fastener assembly having improved opening feature |
| US6499878 | 21 Dec 1999 | 31 Dec 2002 | Pactiv Corporation | Reclosable packages with barrier properties |
| US6562165 | 15 Aug 2000 | 13 May 2003 | S.C. Johnson Home Storage, Inc. | Method for laminating closure member to film web |
| US6575625 | 27 Jul 2001 | 10 Jun 2003 | Pactiv Corporation | Reclosable bags having a removable member encapsulating a slider |
| US6611996 | 2 Jul 2001 | 2 Sep 2003 | Pactiv Corporation | Slider for reclosable fastener |
| US6616333 | 18 Apr 2001 | 9 Sep 2003 | Kraft Foods Holdings, Inc. | Fastener closure arrangement for flexible packages |
| US6663283 | 18 May 2001 | 16 Dec 2003 | Pactiv Corporation | Reclosable bags having a tamper-evident member extending over a zipper proximate to a slider |
| US6666580 | 21 Aug 2001 | 23 Dec 2003 | Flexico-France | Method for producing bags comprising closure profiles actuated by a slider |
| US6712509 | 21 Mar 2002 | 30 Mar 2004 | Pactiv Corporation | Reclosable bag having tamper-evident member attached to body panels along a line of weakness located below the rib and groove profiles of the bag zipper |
| US6713152 | 7 Sep 2001 | 30 Mar 2004 | Pactiv Corporation | Fins and profiles for plastic bags |
| US6779921 | 26 Dec 2000 | 24 Aug 2004 | Innoflex Incorporated | Zippered film and bag |
| US6834474 | 20 Sep 2002 | 28 Dec 2004 | Kraft Foods Holdings, Inc. | Package with zipper closure |
| US6863646 | 19 Jun 2002 | 8 Mar 2005 | Kraft Foods Holdings, Inc. | Reclosable system for flexible packages having interlocking fasteners |
| US6910806 | 20 Nov 2002 | 28 Jun 2005 | Sargento Foods, Inc. | Resealable bag for filling with food product(S) and method |
| US6913387 | 20 Nov 2002 | 5 Jul 2005 | Sargento Foods, Inc. | Resealable bag for filling with food product (s) and method |
| US6939041 | 29 Jan 2003 | 6 Sep 2005 | Kraft Foods Holdings, Inc. | Fastener closure arrangement for flexible packages |
| US6974256 | 30 Aug 2001 | 13 Dec 2005 | Kraft Foods Holdings, Inc. | Fastener closure arrangement for flexible packages |
| US7008106 | 7 Nov 2002 | 7 Mar 2006 | Pactiv Corporation | Reclosable bag having tamper-evident member removable from the bag along a line of weakness located below the bag zipper |
| US7040808 | 9 Jun 2003 | 9 May 2006 | Pactiv Corporation | Reclosable bags with tamper evident features and methods of making the same |
| US7090904 | 3 Jun 2004 | 15 Aug 2006 | Exopack, L.L.C. | Enhanced slider zipper multiwall bag and associated methods |
| US7159282 | 25 Feb 2003 | 9 Jan 2007 | Pactiv Corporation | Reclosable fasteners or zippers for use with polymeric bags |
| US7165887 | 20 Nov 2002 | 23 Jan 2007 | Sargento Foods, Inc. | Resealable bag for filling with food product(s) and method |
| US7254873 | 26 Aug 2002 | 14 Aug 2007 | Illinois Tool Works, Inc. | Scored tamper evident fastener tape |
| US7316641 | 15 Mar 2006 | 8 Jan 2008 | Pactiv Corporation | Reclosable bags with tamper evident features and methods of making the same |
| US7320545 | 20 Nov 2002 | 22 Jan 2008 | Sargento Foods Inc. | Resealable bag for filling with food product (s) and method |
| US7341160 | 8 Aug 2002 | 11 Mar 2008 | Pactiv Corporation | Reclosable package having an accessible zipper and a method for making the same |
| US7377015 | 22 Dec 2006 | 27 May 2008 | Pactiv Corporation | Reclosable fasteners or zippers for use with polymeric bags |
| US7604828 | 2 May 2005 | 20 Oct 2009 | ConAgra Foods RDM, Inc. | Easy-open sausage package |
| US7665192 | 24 Mar 2008 | 23 Feb 2010 | PACTiV Corporation | Reclosable fasteners or zippers for use with polymeric bags |
| US7904996 | 29 Dec 2009 | 15 Mar 2011 | Pactiv Corporation | Reclosable fasteners or zippers for use with polymeric bags |
| US7914208 | 5 May 2005 | 29 Mar 2011 | Com-Pac International, Inc. | Reclosable fastener strip |
| US8070359 | 10 Jul 2007 | 6 Dec 2011 | Thunderbird Global Enterprises, LLC | Plastic bag with pour spout and reinforced bottom end |
| USRE34347 | 18 Aug 1989 | 17 Aug 1993 | Minigrip, Inc. | Reclosable bag especially suitable for cereal packaging, and method |
| USRE39505 | 25 Aug 2003 | 13 Mar 2007 | Pactiv Corporation | Fill-through-the-top package and method and apparatus for making the same |
| USRE40284 | 1 Nov 2006 | 6 May 2008 | Pactiv Corporation | Methods of making and filling a fill-through-the-top package |
