Expired design patentArchiveSolo inventor
Double-headed mobile wrench
US D514,404 S · Inventors: Huang; Hsiu-Ching
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 February 7, 2006. A US design patent lasts 14 years from grant (15 if filed from May 13, 2015), so this one ended February 7, 2020.
- A design patent protects only how a product looks. We check US rights only.
FiledJanuary 31, 2002
GrantedFebruary 7, 2006
Term endedFebruary 7, 2020
Application numberD/154937
Classification (CPC)—
Length6 pages
Timeline
Timeline From USPTO dates
Sources & verification
Official USPTO records
Cross-check elsewhere
Everything on this page comes from the USPTO record linked above.