Expired design patentArchive
Construction jamb for single hung window
US D440,666 S · Assignee: CertainTeed Corp. · Inventors: Habeck; Jerome Carl 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 17, 2001. A US design patent lasts 14 years from grant (15 if filed from May 13, 2015), so this one ended April 17, 2015.
- A design patent protects only how a product looks. We check US rights only.
FiledJune 7, 2000
GrantedApril 17, 2001
Term endedApril 17, 2015
Application numberD/124530
Classification (CPC)—
Length2 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.