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Expired Canadian patentCanada

Ski binding

CA 1290775 C · Owner: Leningradsky Politekhnichesky Institut Imeni M.I. Kalinina · Inventors: Makarenko, Vladimir S.

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 ski binding comprises rest pins mounted on a ski for fitting in corresponding holes in a toe portion of a sole of a boot and a lock restraining vertical movement of the boot At least one part of the surface of the hole contacting, with the surface of the pin is shaped as an arc that es-, sentially corresponds a trajectory of a portion of the sole of the boot, adjacent to the pin, when the skier pushes.

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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 October 15, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 15, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 24, 1986
GrantedOctober 15, 1991
Term endedOctober 15, 2008
Patent numberCA 1290775 C
Classification (IPC)A63C9/18 +1 more

Timeline

Timeline From CIPO dates

19871990199319961999200220052008Application filedApril 24, 1986Patent grantedOct 15, 1991Term endedOct 15, 2008

Sources & verification

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