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Expired Canadian patentCanada

Vehicle-supported carrier for forestry equipment

CA 1109719 A · Owner: Stiftelsen Industriellt Utvecklingscentrum I Ovre Norrland · Inventors: Andersson, Albert

CIPO record

Overview

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

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Abstract From the Canadian patent

A vehicle-supported carrier for forestry equipment for example scarifying and planting and/or seed production units, comprises a rod, which at one end is provided with means for detachably attaching such an implement and which is, connected to the vehicle in at least one point between its ends. The rod consists of two telescopically movable members one of which is intended to be connected to the implement and, the other to the vehicle, which members are interconnected by a device exerting a force in such a manner that when said force, due to increased resistance exceeds a predetermined value said device permits relative movement between both members of the carrier and rod.

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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 September 29, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 29, 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.
FiledFebruary 21, 1979
GrantedSeptember 29, 1981
Term endedSeptember 29, 1998
Patent numberCA 1109719 A
Classification (IPC)A01G23/00 +2 more

Timeline

Timeline From CIPO dates

1980198219841986198819901992199419961998Application filedFeb 21, 1979Patent grantedSep 29, 1981Term endedSep 29, 1998

Sources & verification

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