Expired design patentArchive
Domino-mahjong style connector
US D591,244 S · Assignee: ATI Technologies Inc. · Inventors: Birmingham; Blair A. et al.
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 April 28, 2009. A US design patent lasts 14 years from grant (15 if filed from May 13, 2015), so this one ended April 28, 2023.
- A design patent protects only how a product looks. We check US rights only.
FiledJuly 29, 2008
GrantedApril 28, 2009
Term endedApril 28, 2023
Application numberD/322084
Classification (CPC)—
Length3 pages
Timeline
Timeline From USPTO dates
Sources & verification
Official USPTO records
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Everything on this page comes from the USPTO record linked above.