Duplex bag

Details Duplex bag Duplex bag

2003-02-04

2008-03-11

Tawfik, Sameh H. (Department: 3721)

Package making

Methods

Forming or partial forming a receptacle and subsequent filling

C053S133400, C053S139200, C493S213000, C493S394000, C493S927000

Reexamination Certificate

active

07340870

ABSTRACT:
A method for manufacturing double ply packaging bags includes feeding a first packaging web, the first packaging web including a window patch that is cut out or pre-cut, feeding a second packaging web, the second packaging web including another window patch that is cut out or pre-cut, applying a fastener assembly to a fed-through packaging web, perpendicular to a window patch, attaching the fastener assembly to the packaging web, attaching the two packaging webs to each other to form a double ply web, and forming a double ply packaging bag with the double ply web. The double ply packaging bag has a front wall and a back wall, where the front wall and the back wall are each formed by the double ply web.

REFERENCES:
patent: 4335817 (1982-06-01), Bahr
patent: 5167455 (1992-12-01), Forman
patent: 5167608 (1992-12-01), Steffens et al.
patent: 5221143 (1993-06-01), Peppiatt
patent: 5461845 (1995-10-01), Yeager
patent: 5776044 (1998-07-01), Clark
patent: 5902047 (1999-05-01), Yeager
patent: 6019512 (2000-02-01), Yeager
patent: 6079878 (2000-06-01), Yeager
patent: 6224262 (2001-05-01), Hogan et al.
patent: 6652436 (2003-11-01), Yeager et al.
patent: 0843636 (1995-10-01), None
patent: 2127678 (1984-04-01), None

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