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Expired Canadian patentCanada

Novel biaromatic compunds which activate ppary type receptors, and use therof in cosmetic or pharmaceutical compositions

CA 2505299 C · Owner: Clary, Laurence · Inventors: Clary, Laurence; Jomard, Andre; Collette, Pascal

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

The invention relates to novel biaromatic compounds which correspond to the general formula (I), and also to a process for preparing them and to their use in pharmaceutical compositions intended for use in human or veterinary medicine (in dermatology, and also in the field of cardiovascular diseases immune diseases and/or diseases associated with lipid metabolism) or , alternatively in 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 18, 2003 and granted November 13, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 18, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 18, 2025.
  • 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 18, 2003
GrantedNovember 13, 2012
Term endedNovember 18, 2023
Patent numberCA 2505299 C
Classification (IPC)C07C275/40 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedNov 18, 2003Patent grantedNov 13, 2012Term endedNov 18, 2023

Sources & verification

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