Expired design patentArchiveSolo inventor
Mask for maintaining warmth in nasal and lacrimal areas
US D400,674 S · Inventors: Miura; Masuo
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 November 3, 1998. A US design patent lasts 14 years from grant (15 if filed from May 13, 2015), so this one ended November 3, 2012.
- A design patent protects only how a product looks. We check US rights only.
FiledApril 19, 1996
GrantedNovember 3, 1998
Term endedNovember 3, 2012
Application numberD/053299
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.