US Patent D621307 Wheelchair

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Is a

Patent

Patent attributes

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

D621307

Patent Inventor Names

Oliver Kretschmer0

Peter Kägi0

Date of Patent

August 10, 2010

Patent Application Number

29318863

Date Filed

May 29, 2008

Patent Citations Received

‌

US Patent D1031534 Wheelchair

‌

US Patent D1049944 Electric wheelchair base

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US Patent D1044608 Electric wheelchair

‌

US Patent D998509 Foldable electric wheelchair

Patent Primary Examiner

Ian Simmons

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