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Expired Canadian patentCanada

Golf club grip

CA 1137529 A · Owner: Gold Medal Golf Pty. Limited · Inventors: Hoffman, Walter E.

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A golf club grip characterised in that its bore is in a plurality of longitudinally-extending portions which are angularly offset each relative to the other so that when a straight golf club shaft is fully homed in the bore the grip, bore will be straightened sufficiently to render the outer surface of that portion of the grip to be held by the hands of the user selectively directed relative to the sweet-spot of the face of the club to which the grip is applied. -1-

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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Granted December 14, 1982. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 14, 1999.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 25, 1979
GrantedDecember 14, 1982
Term endedDecember 14, 1999
Patent numberCA 1137529 A
Classification (IPC)A63B53/14 +1 more

Timeline

Timeline From CIPO dates

1980198219841986198819901992199419961998Application filedSep 25, 1979Patent grantedDec 14, 1982Term endedDec 14, 1999

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.