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Hanging swords

US 21,933 A

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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 November 2, 1858. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by November 2, 1875.
  • We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledNovember 2, 1858
GrantedNovember 2, 1858
Term endedNovember 2, 1875
Application number—
Classification (CPC)A45F5/02
Length2 pages

Timeline

Timeline From USPTO dates

185918611863186518671869187118731875Application filedNov 2, 1858Patent grantedNov 2, 1858Term endedNov 2, 1875

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