Expired design patentArchive
Picture frame support or the like
US D274,591 S · Assignee: Dart Industries Inc. · Inventors: Daenen; Robert H. C. M.
Overview
1 drawing sheet
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 July 10, 1984. A US design patent lasts 14 years from grant (15 if filed from May 13, 2015), so this one ended July 10, 1998.
- A design patent protects only how a product looks. We check US rights only.
FiledFebruary 3, 1981
GrantedJuly 10, 1984
Term endedJuly 10, 1998
Application number06/231190
Classification (CPC)—
Length2 pages
Sources & verification
Official USPTO records
Cross-check elsewhere
Everything on this page comes from the USPTO record linked above.