Semi-rigid flexible film pack for multi-packs

Details Semi-rigid flexible film pack for multi-packs Semi-rigid flexible film pack for multi-packs

2011-07-26

2011-11-22

Fidei, David (Department: 3788)

Flexible bags

Wall details

Pleated or gusseted

C383S104000, C206S526000

Reexamination Certificate

active

08061900

ABSTRACT:
A semi-rigid flexible film pack for multi-packs, and method for manufacturing same, constructed from a gusseted bag. The invention provides for modifying a gusseted bag, heat sealing the gussets to their respective side walls, loading said gusseted bag with product, and then sealing the open end of the gusseted bag with a single sheet or web. The method of making this package is economical yet provides for a semi-rigid container ideal for use with single-serve pillow bags.

REFERENCES:
patent: 3457707 (1969-07-01), Fesco
patent: 5080043 (1992-01-01), Fields
patent: 6164821 (2000-12-01), Randall
patent: 6499253 (2002-12-01), Weder
patent: 6643995 (2003-11-01), Koyama et al.
patent: D596936 (2009-07-01), Bierschenk et al.
patent: D599656 (2009-09-01), Bierschenk et al.
patent: 8006467 (2011-08-01), Bierschenk
patent: 2008/0118188 (2008-05-01), Jones

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