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Expired Canadian patentCanada

Offset type tractor

CA 1104038 A · Owner: Kubota, Ltd. · Inventors: Ishioka, Tetsuo; Kawagoshi, Hisao; Yamaue, Yasunobu

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

The invention provides an offset type tractor in which driving means such as an engine and a transmission case and a, supporting frame therefor are eccentrically disposed at either side with respect to the center line of the tractor body width while a steering wheel and a driver's seat are disposed on the center line of the tractor body width. A steering wheel a, supporting post having a bent end for supporting the control wheel, and an adjusting means for adjusting the control wheel in the direction towards and away from the driver are also provided.

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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.
FiledMay 3, 1978
GrantedJune 30, 1981
Term endedJune 30, 1998
Patent numberCA 1104038 A
Classification (IPC)B62D1/18 +1 more

Timeline

Timeline From CIPO dates

1979198119831985198719891991199319951997Application filedMay 3, 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.