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Expired Canadian patentCanada

Preparation of blue cheese flavour

CA 1304623 C · Owner: Pratt, Nadine G. · Inventors: Pratt, Nadine G.

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

Preparation of a flavour, Abstract:, A process for the preparation of a flavouring substance which comprises fermenting free fatty acids or salts thereof with agitation in a culture medium inoculated with Penicillium roqueforti under submerged aerobic conditions and pasteurising the liquid product obtained.

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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 July 7, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 7, 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 6, 1988
GrantedJuly 7, 1992
Term endedJuly 7, 2009
Patent numberCA 1304623 C
Classification (IPC)A23L27/24

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedOct 6, 1988Patent grantedJuly 7, 1992Term endedJuly 7, 2009

Sources & verification

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