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Expired Canadian patentCanada

Triglycerides having stability with lapse of time and method for stabilization thereof

CA 1306465 C · Owner: Tsubaki, Nobuyuki · Inventors: Nakano, Yoshio; Tsubaki, Nobuyuki

CIPO record

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Abstract From the Canadian patent

Triglycerides are stabilized by preventing hydrolysis of triglycerides. A method for stabilizing triglycerides comprises controlling a polymorphic composition of the triglycerides so that the polymorphic composition includes either 10 to 30 % by weight of .alpha. type 20 to 40 % by weight of .beta.' type and 40 to 60 % by weight of type or 35 to 55 % by weight of .beta.' type and 45 to 65 % by weight of .beta. type.

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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 August 18, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 18, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 7, 1988
GrantedAugust 18, 1992
Term endedAugust 18, 2009
Patent numberCA 1306465 C
Classification (IPC)C11C3/10 +2 more

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedOct 7, 1988Patent grantedAug 18, 1992Term endedAug 18, 2009

Sources & verification

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