|
| US4094729 | 12 Abr 1977 | 13 Jun 1978 | Minigrip, Inc. | Apparatus for making open profile bags |
| US4151787 | 1 Sep 1977 | 1 May 1979 | Union Carbide Corporation | Multiple folded plastic bag method |
| US4557384 | 14 Dic 1984 | 10 Dic 1985 | | Pad of plastic bags |
| US4609107 | 16 Abr 1984 | 2 Sep 1986 | Andrew McG. Martin | Easy open and reclosable bag having a separable reclosure tie |
| US4704101 | 17 Sep 1986 | 3 Nov 1987 | W.R. Grace & Co., Cryovac Div. | Method for making a puncture resistant bag |
| US4709398 | 7 Ene 1987 | 24 Nov 1987 | Minigrip, Inc. | Chain bags, method and apparatus |
| US5057065 | 8 Dic 1989 | 15 Oct 1991 | Reynolds Metals Company | Process for making draw tape bags with integrally formed draw tapes |
| US5284002 | 14 Ene 1993 | 8 Feb 1994 | Simple Packaging Solutions, Inc. | Apparatus and method for making a reclosable storage bag |
| US6086524 | 14 Nov 1995 | 11 Jul 2000 | | Reclosable storage bag and method for making the same |
| US6440051 | 27 Nov 2000 | 27 Ago 2002 | Glopak, Inc. | Method and apparatus for fabricating double-ended closure bags and double compartment bags |
| US6609998 | 27 Ago 2002 | 26 Ago 2003 | Glopak Inc. | Method and apparatus for fabricating double-ended closure bags and double compartment bags |
| US7347624 | 30 Abr 2004 | 25 Mar 2008 | The Glad Products Company | Tie bag |
| USD410769 | 12 Ago 1996 | 8 Jun 1999 | | Storage holder/protector |