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Expired Canadian patentCanada

Roll-tractor splitter

CA 1308089 C · Owner: Puskarich, Peter · Inventors: Puskarich, Peter

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 tractor splitter stand having a frame which articulates in order to provide for vertical adjustment of holes in an upright support with respect to tractor engagement holes is shown and described. Vertical adjustment is provided by a screw which controls the frame articulation and by, adjustment of side support members with respect to vertical extensions of the articulating frame.

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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, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 29, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 7, 1988
GrantedSeptember 29, 1992
Term endedSeptember 29, 2009
Patent numberCA 1308089 C
Classification (IPC)B66F5/02

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedJuly 7, 1988Patent grantedSep 29, 1992Term endedSep 29, 2009

Sources & verification

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