US Patent D585794 Power wheelchair

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Is a

Patent

Patent attributes

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

D5857940

Patent Inventor Names

Bing-Shian Lin0

Date of Patent

February 3, 2009

Patent Application Number

292791330

Date Filed

April 20, 2007

Patent Citations Received

‌

US Patent D1049945 Wheelchair

‌

US Patent D998509 Foldable electric wheelchair

‌

US Patent D1031534 Wheelchair

‌

US Patent D1044608 Electric wheelchair

‌

US Patent D1049944 Electric wheelchair base

Patent Primary Examiner

‌

Charles A. Rademaker

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