Expired design patentArchive
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US D263,446 S · Assignee: Southco, Inc. · Inventors: Bisbing; Robert H.
Overview
2 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 March 23, 1982. A US design patent lasts 14 years from grant (15 if filed from May 13, 2015), so this one ended March 23, 1996.
- A design patent protects only how a product looks. We check US rights only.
FiledJanuary 14, 1980
GrantedMarch 23, 1982
Term endedMarch 23, 1996
Application number06/111884
Classification (CPC)—
Length3 pages
Sources & verification
Official USPTO records
Cross-check elsewhere
Everything on this page comes from the USPTO record linked above.