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Expired Canadian patentCanada

Disk for a skiing pole

CA 1104169 A · Owner: Exel Oy · Inventors: Aho, Yrjo

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

There is provided a ski pole disk asymmetrical with respect to the pole and including a sleeve-like part to be received on the pole and a peripheral frame with supporting lands within the frame. A separate peripheral part is removably attachable to the disk and has the effect of increasing the bearing surface of the disk against the snow base. Suitable prongs are utilized to removably attach the separate peripheral part to the permanent disk.

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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 June 30, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 30, 1998.
  • 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 29, 1978
GrantedJune 30, 1981
Term endedJune 30, 1998
Patent numberCA 1104169 A
Classification (IPC)A63C11/24

Timeline

Timeline From CIPO dates

1979198119831985198719891991199319951997Application filedSep 29, 1978Patent grantedJune 30, 1981Term endedJune 30, 1998

Sources & verification

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