Expired design patentArchive
Headphone
US D602,467 S · Assignee: Kabushiki Kaisha Audio-Technica · Inventors: Oguro; Kyohei
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 October 20, 2009. A US design patent lasts 14 years from grant (15 if filed from May 13, 2015), so this one ended October 20, 2023.
- A design patent protects only how a product looks. We check US rights only.
FiledJanuary 16, 2008
GrantedOctober 20, 2009
Term endedOctober 20, 2023
Application numberD/290811
Classification (CPC)—
Length10 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.