Patent Yard Sign in
Expired, full termArchiveSolo inventor

Tennis-racket frame

US 1,546,023 A · Inventors: RASTETTER WILLIAM C

USPTO PDF

Overview

The published document from the USPTO: abstract, claims, description and drawings. Open it full size

Read 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 July 14, 1925. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by July 14, 1942.
  • We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledAugust 25, 1924
GrantedJuly 14, 1925
Term endedJuly 14, 1942
Application number—
Classification (CPC)A63B49/14 +1 more
Length2 pages

Timeline

Timeline From USPTO dates

192519271929193119331935193719391941Application filedAug 25, 1924Patent grantedJuly 14, 1925Term endedJuly 14, 1942

Sources & verification