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Expired Canadian patentCanada

Woodworking machine

CA 1313812 C · Owner: Zehender, Jurgen · Inventors: Zehender, Jurgen

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 woodworking machine suitable for tenoning and mortising and longitudinally profiling lumber more particularly framing lumber, such woodworking machine having one or more tenoning and mortising units and one or more units suitable for longitudinal profiling. A sectioning device and a rolling table are associated with the tenoning and mortising unit. A lateral displacement mechanism suitable for sliding such framing lumber into a work position is also provided, so that the second end of the framing lumber can be formed with tenons and mortises. The machine also includes a conveying device serving to convey to the unit suitable for longitudinally profiling, such framing lumber already formed …

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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 February 23, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 23, 2010.
  • 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 19, 1988
GrantedFebruary 23, 1993
Term endedFebruary 23, 2010
Patent numberCA 1313812 C
Classification (IPC)B27F1/02

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedMay 19, 1988Patent grantedFeb 23, 1993Term endedFeb 23, 2010

Sources & verification

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