Expired, full termArchiveSolo inventor
Skiving machine
US 2,134,809 A · Inventors: BELL CHARLES C
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 November 1, 1938. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by November 1, 1955.
- We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledDecember 17, 1937
GrantedNovember 1, 1938
Term endedNovember 1, 1955
Application number—
Classification (CPC)A43D8/48 +1 more
Length5 pages
Sources & verification
Official USPTO records
Cross-check elsewhere
Everything on this page comes from the USPTO record linked above.