The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 03, 2007

Filed:

May. 20, 2004
Applicant:

Qiuchen Peter Zhang, Perrysburg, OH (US);

Inventor:

Qiuchen Peter Zhang, Perrysburg, OH (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B65D 1/02 (2006.01); B65D 1/42 (2006.01); B65D 23/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A blow molded plastic hot-fill container includes at least one vacuum panel for inward flexure under vacuum after the container is hot-filled and capped. The vacuum panel is externally concave as viewed in cross section from a first direction and externally convex as viewed in cross section from a second direction orthogonal to the first direction. The at least one vacuum panel preferably is disposed in a sidewall of the container, which preferably is of generally uniform wall thickness, and preferably includes an array of vacuum panels angularly spaced around an axis of the container.


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