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US Patent 6971530 Plastic container having stepped neck finish

Patent 6971530 was granted and assigned to Plastipak on December, 2005 by the United States Patent and Trademark Office.

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Patent attributes

Current Assignee

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Patent Jurisdiction

United States Patent and Trademark Office

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Patent Number

Patent Inventor Names

Richard C. Darr1

Date of Patent

December 6, 2005

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Patent Application Number

107343501

Date Filed

December 12, 2003

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Patent Citations Received

US Patent 11952163 Container with reinforced neck

2

US Patent 11939104 Lightweight plastic container and preform

3

US Patent D1038761 Bottle

4

US Patent 12017816 Lightweight plastic container and preform

5

US Patent 11834222 Lightweight plastic container and preform

6

US Patent D1011889 Container

7

Patent Primary Examiner

1

Patent abstract

The improved plastic container and preform is light weight and includes a base, a cylindrical sidewall projecting upwardly from the base, and a neck finish projecting upwardly from the sidewall and having an opening to the inside of the container. The neck finish includes an inwardly oriented stepped area adjacent the opening.

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