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Expired Canadian patentCanada

Chip slicer improvement

CA 1319084 C · Owner: Beloit Corporation · Inventors: Lanham, Bryan P.

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

Apparatus and a process for use in preparing pulp for papermaking and particularly the preparation of wood chips including a rotary anvil with vanes forcing wood against a cutting knife and an infeed chute directing wood into the radial interior of the rotary anvil positioned to center the wood with respect to the anvil vanes with an additional stationary guide to center the infed wood and stationary guide deflectors on the anvil vanes further directing the wood toward the center of the anvil vanes for centering the load axially on the rotary anvil.

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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 15, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 15, 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.
FiledDecember 30, 1988
GrantedJune 15, 1993
Term endedJune 15, 2010
Patent numberCA 1319084 C
Classification (IPC)B02C19/00

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedDec 30, 1988Patent grantedJune 15, 1993Term endedJune 15, 2010

Sources & verification

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