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Expired Canadian patentCanada

Grain milling and degerminating process

CA 1104022 A · Owner: Cereal Enterprises, Inc. · Inventors: Giguere, R. James

CIPO record

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Abstract From the Canadian patent

An improved degerminating process wherein the grain kernels are crushed from the thin edges toward the center while avoiding crushing of the relatively flat side surfaces. The crushing force fractures the endosperm under and around the germ and squeezes the germ away from the endosperm in a whole condition. A machine for carrying out the degermination includes relatively rotating discs having corrugations in their facing surfaces in which the kernels are caught and crushed from the thin edges toward the center. An alternative degerminator machine includes a single rotating disc having curved guide vanes on its upper surface for guiding the kernels as they are propelled outwardly by …

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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 30, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 30, 1998.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 28, 1979
GrantedJune 30, 1981
Term endedJune 30, 1998
Patent numberCA 1104022 A
Classification (IPC)B02C9/00

Timeline

Timeline From CIPO dates

1980198219841986198819901992199419961998Application filedNov 28, 1979Patent grantedJune 30, 1981Term endedJune 30, 1998

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