Folding bag construction

Flexible bags – End structure

Reexamination Certificate

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Details

C383S041000, C383S067000, C383S097000, C383S119000, C383S121100, C190S107000

Reexamination Certificate

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10758058

ABSTRACT:
A folding bag has a generally rectangular parallelepiped shape with rigid lateral front and backsides and a flexible bottom panel with a diagonal slit that enables folding of the bag into a compact flat configuration. A rigid folding panel is provided on the inside of the bag to enable maintenance of the bottom side in a generally fixed configuration and to maintain the shape of the bag.

REFERENCES:
patent: 4136726 (1979-01-01), Lee
patent: 5964533 (1999-10-01), Ziglar
patent: 6068402 (2000-05-01), Freese et al.

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