| Patent Number |
Title Of Patent |
Date Issued |
| 7553083 |
Reclosable packages with front panel opening |
June 30, 2009 |
| A reclosable package comprising front and rear panels extending between top and bottom transverse seals, the front panel having a line or lines of weakened tear resistance for forming an opening, through which a zipper can be accessed. The zipper is suspended from the top transverse |
| 7470061 |
Method for making slider end stops on zippers for reclosable packaging |
December 30, 2008 |
| A method of making slider end stops on zippers comprising two interlockable profiled closure members. The method comprises the steps of: opening a section of a zipper tape to form a gap between the profiled closure members; inserting a first portion of a body into the gap with a seco |
| 7415810 |
Methods of manufacturing hooded slider-operated zippered bags |
August 26, 2008 |
| A method of manufacturing a reclosable package having a hooded slider-operated zipper, comprising the following steps: (a) interlocking profiled closure members of first and second flanged zipper strips; (b) inserting a slider on the zipper strips; (c) folding zipper flanges of the f |
| 7395642 |
Method of manufacturing packages incorporating easy-open strips |
July 8, 2008 |
| A method of manufacture comprising the following steps: (a) guiding a web material in a machine direction through a vertical form-fill-seal (VFFS) machine with a portion of the web material being wrapped around a tube; (b) joining first and second portions of a closure tape to first and |
| 7351188 |
Hooded reclosable packages and related methods of manufacture |
April 1, 2008 |
| A reclosable package comprising a hooded zipper with a pair of off-center lines of perforations that are hermetically sealed by a layer of material. The lines of perforations facilitate tearing off the hood to gain access to the zipper. One method of manufacture involves joining the |
| 7097359 |
Reclosable packaging having slider coupled to top of zipper |
August 29, 2006 |
| A slider-zipper assembly for reclosable packaging in which the slider is coupled to the top portions of the zipper parts. The zipper can be either a flanged zipper or a string (i.e., webless) zipper. In one embodiment, the slider has a pair of diverging profiled projections that fit in a |
| 7025503 |
Reclosable packaging having zipper with recessed slider end stops |
April 11, 2006 |
| A slider-operated zipper having recessed slider end stops. The recesses can be formed in top portions of the profiled closure members or in outwardly facing side portions of one or both profiled closure members. Alternatively, the openings of throughholes that pass through the profil |
| 6981936 |
Method for making slider end stops on zippers for reclosable packaging |
January 3, 2006 |
| A method of making slider end stops on zippers comprising two interlockable profiled closure members. The method comprises the steps of: opening a section of a zipper tape to form a gap between the profiled closure members; inserting a first portion of a body into the gap with a seco |
| 6976787 |
Slider-operated rocking zipper for reclosable packaging |
December 20, 2005 |
| A reclosable package has a flexible zipper and a slider. The zipper comprises first and second zipper parts having interlocking elements, first opposing portions on one side of the interlocking elements and second opposing portions on the other side of the interlocking elements. The |
| 6896409 |
Zipper having longitudinal channel that limits range of slider travel |
May 24, 2005 |
| A slider-zipper assembly includes a zipper having two interlockable zipper parts and a slider mounted to said zipper, one or both of the zipper parts having a longitudinal channel with closed ends and a substantially constant profile between the closed ends. The slider causes confronting |
| 6880972 |
Slider-operated zipper that separates in vertical plane of reclosable package |
April 19, 2005 |
| A slider-zipper assembly for reclosable packaging in which separation of the zipper halves occurs in the vertical plane. The package comprises front and rear walls disposed on opposing sides of a vertical plane; first and second zipper parts respectively joined to the first and second wa |
| 6789946 |
Easily alignable zipper for reclosable packaging |
September 14, 2004 |
| A plastic zipper for use in a reclosable package or bag. The zipper includes a pair of fastener strips respectively having male and female interlockable members formed thereon. The male member has a profile with an expanded head. The female member has a profile with a groove for rece |
| 6786641 |
Assembly having slider mounted inside zipper for reclosable packaging |
September 7, 2004 |
| A slider-zipper assembly for reclosable packaging in which the slider is mounted inside the zipper. Each zipper part comprises a base and a closure element connected to the base, the respective closure elements being mutually engageable. The slider comprises a body having one end where t |
