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Expired Canadian patentCanada

Tangential rotary veneer slicer

CA 2108251 C · Owner: David R. Webb Co. Inc. · Inventors: Weil, George

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 veneer slicer having a flitch (22, 24 26, 28) carried by a rotating , carriage (12). A knife and pressure bar (42) are carried on a reciprocating carriage (40) which moves back and forth relative to the carriage (12). The carriage (12) includes clamping elements (32) for holding multiple flitches (22 24, 26, 28).

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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

  • Filed May 15, 1992 and granted July 11, 2000. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 15, 2012.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 15, 2014.
  • 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 15, 1992
GrantedJuly 11, 2000
Term endedMay 15, 2012
Patent numberCA 2108251 C
Classification (IPC)B27L5/02 +2 more

Timeline

Timeline From CIPO dates

1993199519971999200120032005200720092011Application filedMay 15, 1992Patent grantedJuly 11, 2000Term endedMay 15, 2012

Sources & verification

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