|
| US4479244 | 30 Sep 1982 | 23 Oct 1984 | | Easy opening bag |
| US4516268 | 29 Jul 1983 | 7 May 1985 | Union Carbide Corporation | Pentabar closure device |
| US4578813 | 11 Jun 1984 | 25 Mar 1986 | Minigrip Incorporated | Bag and reclosable separable fastener assembly providing both closing alignment facility and differential separation resistance |
| US4615045 | 1 Nov 1984 | 30 Sep 1986 | Minigrip, Inc. | Pilfer proof hangup bag structure and method |
| US4672723 | 27 May 1986 | 16 Jun 1987 | Minigrip, Inc. | Stabilized reclosable extruded plastic fasteners |
| US4736451 | 22 Dic 1986 | 5 Abr 1988 | Minigrip, Inc. | Extruded zipper having combination stabilizing and differential opening means |
| US4747702 | 17 Mar 1987 | 31 May 1988 | First Brands Corporation | Interlocking closure device having controlled separation and improved ease of occlusion |
| US4787755 | 11 Ago 1987 | 29 Nov 1988 | KCL Corporation | Reclosable flexible container having fastener profiles sealed at their ends to the outside of the bag |
| US4787880 | 20 Jul 1987 | 29 Nov 1988 | Minigrip, Inc. | Method of making extruded zipper strips and bags containing the same |
| US4791710 | 23 Mar 1987 | 20 Dic 1988 | Minigrip, Inc. | Self-aligning closable extruded profile plastic fastener and method |
| US4792240 | 6 Oct 1987 | 20 Dic 1988 | Minigrip, Inc. | Extruded zipper strips for bags |
| US4795269 | 30 Jun 1983 | 3 Ene 1989 | First Brands Corporation | Controlled separation characteristics of interlocking closure fastening devices |
| US4796300 | 19 Dic 1986 | 3 Ene 1989 | KCL Corporation | Reclosable flexible container having interior and exterior closure elements interlocked on the container walls |
| US4917506 | 21 Nov 1988 | 17 Abr 1990 | First Brands Corporation | Interlocking closure device having controlled separation and improved ease of occlusion |
| US5012561 | 18 May 1990 | 7 May 1991 | The Dow Chemical Company | Closure for reclosable thermoplastic containers |
| US5017021 | 19 May 1989 | 21 May 1991 | Reynolds Consumer Products, Inc. | Reclosable profile having improved closure members |
| US5067822 | 24 Abr 1989 | 26 Nov 1991 | Reynolds Consumer Products, Inc. | Method of forming recloseable packages, profiles used therein, and packages produced thereby |
| US5198055 | 8 Nov 1991 | 30 Mar 1993 | Reynolds Consumer Products, Inc. | Method of forming recloseable packages, profiles used therein, and packages produced thereby |
| US5238306 | 19 May 1989 | 24 Ago 1993 | Reynolds Consumer Products, Inc. | Method of producing a sealing system for a reclosable webbed-wall package, and system made |
| US5366294 | 2 Dic 1993 | 22 Nov 1994 | Reynolds Consumer Products, Inc. | Recloseable package having recloseable profile strips with a heat barrier |
| US5577305 | 8 May 1995 | 26 Nov 1996 | | Fastener assembly |
| US6030122 | 6 Mar 1998 | 29 Feb 2000 | Illinois Tool Works Inc. | Pinch-grip zipper |
| US6071011 | 12 Ago 1999 | 6 Jun 2000 | Tenneco Packaging, Inc. | Fill-through-the-top package |
| US6148588 | 17 Dic 1999 | 21 Nov 2000 | Pactiv Corporation | Fill-through-the-top package and method and apparatus for making the same |
| US6279298 | 21 Oct 1999 | 28 Ago 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 |
| US6419391 | 17 May 2001 | 16 Jul 2002 | Pactiv Corporation | Reclosable bags having a tamper evident stepped member |
| US6439770 | 17 May 2001 | 27 Ago 2002 | Pactiv Corporation | Reclosable bags having a tamper-evident retaining member extending through a slider |
| US6539594 | 22 Ago 2001 | 1 Abr 2003 | Show Highpolymer Co., Ltd. | Plastic zipper improved in durability |
| US6550965 | 24 Ene 2001 | 22 Abr 2003 | Aeroquip Corporation | Reclosable plastic bag and method for forming |
| US6575625 | 27 Jul 2001 | 10 Jun 2003 | Pactiv Corporation | Reclosable bags having a removable member encapsulating a slider |
| US6582122 | 30 Nov 2001 | 24 Jun 2003 | Kabushiki Kaisha Aichi Shokai | Chuck and plastic packaging bag with chuck |
| US6609827 | 10 Sep 2001 | 26 Ago 2003 | Illinois Tool Works, Inc. | Bag having slider-actuated complementary closure strips and a leakproofing structure |
| US6632021 | 10 Sep 2001 | 14 Oct 2003 | Illinois Tool Works Inc. | Bag having slider-actuated complementary closure strips and a leakproofing structure |
| US6663283 | 18 May 2001 | 16 Dic 2003 | Pactiv Corporation | Reclosable bags having a tamper-evident member extending over a zipper proximate to 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 |
| US6733178 | 10 Sep 2001 | 11 May 2004 | Flexico-France | Bag having cursor-actuated complementary closure strips |
| US6902321 | 10 Sep 2001 | 7 Jun 2005 | S2F Flexico | Bag having cursor-actuated complementary closure strips with additional leakproofing structure |
| 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 |
| US7189001 | 23 Dic 2003 | 13 Mar 2007 | Reynolds Consumer Products, Inc. | Liquid tight locking arrangement with sealing fingers |
| US7316641 | 15 Mar 2006 | 8 Ene 2008 | Pactiv Corporation | Reclosable bags with tamper evident features and methods of making the same |
| US7437805 | 23 Jun 2006 | 21 Oct 2008 | Edward Alan Berich | Reclosable storage bag closure with internal valving |
| US7517150 | 7 Jun 2005 | 14 Abr 2009 | S2F Flexico | Bag having cursor-actuated complementary closure strips |
| US7850368 | 4 Jun 2004 | 14 Dic 2010 | S.C. Johnson & Son, Inc. | Closure device for a reclosable pouch |
| US7904995 | 7 Abr 2006 | 15 Mar 2011 | S2F Flexico | Bi-material closure device for a bag |
| US8176602 | 24 May 2011 | 15 May 2012 | | Reclosable storage bag closure with internal valving |
| USRE39505 | 25 Ago 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 |
