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Expired Canadian patentCanada

Product containing a red alga extract of the genus porphyra and uses thereof for protecting cells

CA 2467102 C · Owner: Leclerc, Christian · Inventors: Leclerc, Christian; Paul, Francois

CIPO record

Overview

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

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Abstract From the Canadian patent

The invention concerns a product capable of inducing stress protein synthesis during physical physiological stresses or physiopathological attacks on cells. The invention is characterized in that it comprises or consists of a hydroalcoholic red alga extract of the genus Porphyra. The invention concerns said product as well as its use in food supplements or cosmetic compositions.

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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

  • Filed November 14, 2002 and granted July 10, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 14, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 14, 2024.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 14, 2002
GrantedJuly 10, 2012
Term endedNovember 14, 2022
Patent numberCA 2467102 C
Classification (IPC)A61Q17/00 +1 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedNov 14, 2002Patent grantedJuly 10, 2012Term endedNov 14, 2022

Sources & verification

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