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Expired, full termArchiveSolo inventor

Loss-preventing device for purses

US 2,580,296 A · Inventors: HENDERSON ELDON C

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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 December 25, 1951. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by December 25, 1968.
  • We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledNovember 12, 1948
GrantedDecember 25, 1951
Term endedDecember 25, 1968
Application number—
Classification (CPC)A45C13/185
Length4 pages

Timeline

Timeline From USPTO dates

1949195119531955195719591961196319651967Application filedNov 12, 1948Patent grantedDec 25, 1951Term endedDec 25, 1968

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