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Expired Canadian patentCanada

Snow plow attachment

CA 1164652 A · Owner: Cote, Lucien · Inventors: Cote, Gilles; Cote, Lucien; Cote, Rejean

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 wing plow attachment for a vehicle. The attachment comprises a wing plow with a forward hinge connection securing a front end of the wing plow to a forward side of the vehicle. Coupling rods is secured to the wing plow adjacent a rear end thereof. A coupler is secured to a free end of the coupling rods. A wing plow attachment member is secured to the vehicle and has a hooking arm for engagement of the coupler member to locate same in the attachment member at a predetermined position for positive engagement therewith.

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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 April 3, 1984. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 3, 2001.
  • 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 12, 1983
GrantedApril 3, 1984
Term endedApril 3, 2001
Patent numberCA 1164652 A
Classification (IPC)A01B3/36 +1 more

Timeline

Timeline From CIPO dates

198419861988199019921994199619982000Application filedApril 12, 1983Patent grantedApril 3, 1984Term endedApril 3, 2001

Sources & verification

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