US Patent D678475 Butterfly valve handle extension

Patent D678475 was granted and assigned to Bulk tank on March, 2013 by the United States Patent and Trademark Office.

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Patent

Patent attributes

Current Assignee

Bulk tank

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

D678475

Patent Inventor Names

David E. Sisk0

Date of Patent

March 19, 2013

Patent Application Number

29373620

Date Filed

May 3, 2011

Patent Citations Received

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US Patent D1009222 Static mixer

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US Patent D1009221 Static mixer

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US Patent D1009216 Static mixer

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US Patent D992691 Static mixer

Patent Primary Examiner

Robin V. Webster

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