Packaging unit

Details Packaging unit Packaging unit

2006-02-28

2006-02-28

Luong, Shian T. (Department: 3728)

Special receptacle or package

Laminate sheet packet

C222S107000

Reexamination Certificate

active

07004322

ABSTRACT:
Packaging unit (1) for a flowable product, comprising first and accord walls (2, 3) at least one (3) of which is concave and which are sealingly joined along their respective edges and define therebetween a cavity containing the flowable product, at least one of the walls (2, 3) being provided with a severing indication (8), severing along a line indicated by the severing indication (8) and extending from side-to-side across the packaging unit (1) opening a product outlet portion (6) of the cavity; the severing indication (8) has over at least one of two end zones thereof at respective opposite sides (9) of the unit (1) a curvedly convex profile projecting away from the cavity.

REFERENCES:
patent: 3224640 (1965-12-01), Schneider et al.
patent: 3913734 (1975-10-01), Sigel
patent: 4209096 (1980-06-01), Carkhuff
patent: 5529224 (1996-06-01), Chan et al.
patent: 5839609 (1998-11-01), Zakensberg
patent: 6085942 (2000-07-01), Redmond
patent: 6348246 (2002-02-01), Finestone et al.
patent: 6557731 (2003-05-01), Lyon et al.

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