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Expired Canadian patentCanada

Aroma composition, the use thereof and the process for the preparationthereof

CA 1308600 C · Owner: Klapwijk, Pieter Marie · Inventors: Klapwijk, Pieter Marie; Verhue, Walter Maurits Mark; Kuiper, Jan

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

The present invention relates to an aroma composition with a low water content comprising alpha-acetolactic acid at a relatively high concentration level and of, which the rest consists mainly of edible carrier material.

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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 October 13, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 13, 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 21, 1987
GrantedOctober 13, 1992
Term endedOctober 13, 2009
Patent numberCA 1308600 C
Classification (IPC)A23L27/20 +2 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedApril 21, 1987Patent grantedOct 13, 1992Term endedOct 13, 2009

Sources & verification

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