Expired, full termArchiveSolo inventor
Cover for foot supports
US 1,539,159 A · Inventors: SAMUEL COBEL PAUL
Overview
The published document from the USPTO: abstract, claims, description and drawings. Open it full size
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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 May 26, 1925. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by May 26, 1942.
- We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledJuly 22, 1922
GrantedMay 26, 1925
Term endedMay 26, 1942
Application number—
Classification (CPC)A47L23/16
Length2 pages
Timeline
Timeline From USPTO dates
Sources & verification
Official USPTO records
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Everything on this page comes from the USPTO record linked above.