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Expired Canadian patentCanada

Flavoring substances and their preparation

CA 925357 A · Owner: H. Kohnstamm And Company · Inventors: Seymour A. Marcus; James J. Broderick

CIPO record

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

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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 May 1, 1973. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 1, 1990.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedMay 1, 1973
Term endedMay 1, 1990
Patent numberCA 925357 A
Classification (IPC)A23L27/21

Timeline

Timeline From CIPO dates

197419761978198019821984198619881990Patent grantedMay 1, 1973Term endedMay 1, 1990

Sources & verification

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