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Expired Canadian patentCanada

Ethyl-methylthio substituted alkyl esthers as flavorants

CA 1182338 A · Owner: General Foods Corporation · Inventors: Zanno, Paul R.; Cyronak, Matthew J.; Soukup, Robert J.

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

This invention relates to a foodstuff which contains an amount of an ethyl-methylthio substituted alkyl ester having the following structure: wherein R and R, independently is either hydrogen or an alykl group of from one to three carbon atoms and n is either zero or one. The ethyl-methylthio substituted alkyl ester will augment or enhance a fruity, vegetable or green pine needle flavor to the foodstuff.

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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 February 12, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 12, 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.
FiledFebruary 17, 1983
GrantedFebruary 12, 1985
Term endedFebruary 12, 2002
Patent numberCA 1182338 A
Classification (IPC)A23L27/20

Timeline

Timeline From CIPO dates

1984198619881990199219941996199820002002Application filedFeb 17, 1983Patent grantedFeb 12, 1985Term endedFeb 12, 2002

Sources & verification

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