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Expired Canadian patentCanada

Aqueous butter flavor, its composition, preparation and use

CA 1302152 C · Owner: Unilever Plc · Inventors: Izzo, Henry J.

CIPO record

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Abstract From the Canadian patent

A process for obtaining an aqueous soluble butter flavor is disclosed comprising cooking together an aqueous combination of sugar and butter in a ratio of 50:1 to 1:10 at a temperature of about 150°F to 250°F for about 0.5-5 hours. The resultant emulsion is separated to recover an aqueous phase having a cooked butter flavor. When incorporated into low calorie table syrups. the flavor imparts a cooked butter taste and maintains the syrup as a clear composition. Low fat spreads may also successfully utilize the recovered cooked butter flavor phase.

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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 2, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 2, 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.
FiledApril 27, 1987
GrantedJune 2, 1992
Term endedJune 2, 2009
Patent numberCA 1302152 C
Classification (IPC)A23L1/22 +2 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedApril 27, 1987Patent grantedJune 2, 1992Term endedJune 2, 2009

Sources & verification

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