US Patent D643320 Spirit level

Patent D643320 was granted and assigned to BDG on August, 2011 by the United States Patent and Trademark Office.

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Patent

Patent attributes

Current Assignee

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BDG

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

D6433200

Patent Inventor Names

James M. Ferro0

Steven W. Lewis0

Date of Patent

August 16, 2011

Patent Application Number

293701520

Date Filed

June 11, 2010

Patent Citations Received

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US Patent 11885643 Level with metal frame supporting protective outer body

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US Patent D1021648 Level

Patent Primary Examiner

Antoine D. Davis

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