Plastic container with rounded shoulders

Bottles and jars – Sidewall structure

Reexamination Certificate

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Details

C315S010000, C315S382000, C220S004130, C220S675000

Reexamination Certificate

active

07059486

ABSTRACT:
A plastic container for the storage and transport of liquids, particularly aggressive liquids, comprising a practically rectangular bottom, a top wall with a filling or pouring hole, and standing walls which each connect to the circumferential seam of both the bottom and the top, and four standing edge strips each connecting two walls, which container is manufactured by the blow-molding process, wherein the standing wall portions have a convex form, wherein either the standing edge strips widen at the top and the bottom and, as seen in a cross-section running parallel to the bottom, the standing edge strips have a radius of curvature equal to or greater than that of the standing wall portions to which they are connected.

REFERENCES:
patent: 3708082 (1973-01-01), Platte
patent: 4372455 (1983-02-01), Cochran
patent: 4733804 (1988-03-01), Slat et al.
patent: 4969922 (1990-11-01), Platte, Sr.
patent: 5255889 (1993-10-01), Collette et al.
patent: D391854 (1998-03-01), Ankney et al.
patent: D392188 (1998-03-01), Darr et al.
patent: 2617804 (1989-01-01), None
patent: 6397607 (1988-06-01), None
patent: 7205258 (1995-08-01), None
patent: 8301253 (1996-11-01), None
patent: 3050587 (1998-05-01), None
patent: 99/22994 (1999-05-01), None
Patent Abstract of JP 11236022 (Aug. 1999).
International Search Report for: PCT/EP01/07831; dated Oct. 1, 2001.

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