Expired design patentArchive
Window shade
US D492,153 S · Assignee: Park B. Smith, Inc. · Inventors: Smith; Park B. et al.
Overview
10 drawing sheets
Every sheet is in the USPTO PDF.
Open the USPTO PDFRead 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 June 29, 2004. A US design patent lasts 14 years from grant (15 if filed from May 13, 2015), so this one ended June 29, 2018.
- A design patent protects only how a product looks. We check US rights only.
FiledNovember 21, 2003
GrantedJune 29, 2004
Term endedJune 29, 2018
Application numberD/184074
Classification (CPC)—
Length12 pages
Sources & verification
Official USPTO records
Cross-check elsewhere
Everything on this page comes from the USPTO record linked above.