Methods of making slide-zippered reclosable packages on...

Details Methods of making slide-zippered reclosable packages on... Methods of making slide-zippered reclosable packages on...

2005-04-05

2005-04-05

Sipos, John (Department: 3721)

Package making

Methods

Forming a cover adjunct or application of a cover adjunct to...

C053S455000, C053S133400

Reexamination Certificate

active

06874298

ABSTRACT:
Methods of making slide-zippered reclosable packages are provided. In one embodiment, a pair of opposing film extensions are provided on each package between which a zipper and slider are attached. In another embodiment, sliders are inserted on to zippered packages output from a form-fill-seal machine or the like. In yet another embodiment, during package formation a reclosable zipper is sealed to each package and then a slider is inserted on to the zipper. In yet another embodiment, during package formation a reclosable zipper is sealed to each package and a slider is inserted on to each zipper, either before or after zipper sealing.

REFERENCES:
patent: 3790992 (1974-02-01), Herz
patent: 4581006 (1986-04-01), Hugues et al.
patent: 4654878 (1987-03-01), Lems
patent: 5067208 (1991-11-01), Herrington et al.
patent: 5442838 (1995-08-01), Richardson et al.
patent: 5664406 (1997-09-01), Smith
patent: 5682730 (1997-11-01), Dobreski
patent: 6047450 (2000-04-01), Machacek et al.

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