Expired design patentArchive
End mill face
US D582,448 S · Assignee: Kennametal Inc. · Inventors: Boulakhov; Sergei V. 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 December 9, 2008. A US design patent lasts 14 years from grant (15 if filed from May 13, 2015), so this one ended December 9, 2022.
- A design patent protects only how a product looks. We check US rights only.
FiledJanuary 23, 2008
GrantedDecember 9, 2008
Term endedDecember 9, 2022
Application numberD/302720
Classification (CPC)—
Length3 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.