Expired design patentArchiveSolo inventor
Retractable hook and hook retainer to be used in hand lamp
US D641,925 S · Inventors: Ko; Wai-Shing Peter
Overview
The published document from the USPTO: abstract, claims, description. Open it full size
Read the whole patent
Listed from its USPTO record in Patent Yard's full-term archive. Its claims, description and drawings are in the USPTO PDF and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted July 19, 2011. A US design patent lasts 14 years from grant (15 if filed from May 13, 2015), so this one ended July 19, 2025.
- A design patent protects only how a product looks. We check US rights only.
FiledDecember 30, 2010
GrantedJuly 19, 2011
Term endedJuly 19, 2025
Application numberD/382200
Classification (CPC)—
Length5 pages
Sources & verification
Official USPTO records
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Everything on this page comes from the USPTO record linked above.