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Expired Canadian patentCanada

Method and apparatus for peeling veneer

CA 1284929 C · Owner: Macmillan Bloedel Limited · Inventors: Barnes, Derek

CIPO record

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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 method and apparatus for peeling a tapered block by setting the cutting edge of the peeling knife on an angle comensurate with the taper of the block. In one embodiment, the angle remains substantially constant throughout the peeling operation so that the resulting core is tapered. In another embodiment the angle contin-, uously changes and the veneer is cut thicker at one side than at the other whereby to produce a tapered veneer and result in a substantially right cylindrical core when the peeling operation is completed.

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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 18, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 18, 2008.
  • 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 21, 1987
GrantedJune 18, 1991
Term endedJune 18, 2008
Patent numberCA 1284929 C
Classification (IPC)B27L5/02

Timeline

Timeline From CIPO dates

1988199119941997200020032006Application filedApril 21, 1987Patent grantedJune 18, 1991Term endedJune 18, 2008

Sources & verification

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