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Expired Canadian patentCanada

Method for producing oil from rice embrio-buds

CA 1197410 A · Owner: Fujita, Kenjiro · Inventors: Fujita, Kenjiro

CIPO record

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Abstract From the Canadian patent

A method for producing oil from rice embryo-buds, wherein the rice embryo-buds containing the oil and obtained from the brown rice through polishing are selected to be uniform in grain size, then said uniform grain size rice embryo-buds alone are fed into a compressor to press-crushed by physical treatment at low temperature without raising the temperature of the oil in order to, keep the ?-oryzanol, a component of said oil undamaged, in terms of its effect.

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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 December 3, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 3, 2002.
  • 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 10, 1983
GrantedDecember 3, 1985
Term endedDecember 3, 2002
Patent numberCA 1197410 A
Classification (IPC)C09F5/02 +2 more

Timeline

Timeline From CIPO dates

1984198619881990199219941996199820002002Application filedMay 10, 1983Patent grantedDec 3, 1985Term endedDec 3, 2002

Sources & verification

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