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Expired Canadian patentCanada

Use of carnitines for the prevention and/or treatment of disorders caused by the andropause

CA 2507429 C · Owner: Alfasigma S.P.A. · Inventors: Biagiotti, Giulio; Koverech, Aleardo; Cavallini, Giorgio

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 use of propionyl L-carnitine in combination with acetyl L-carnitine or , one of their pharmaceutically acceptable salts is disclosed for the , preparation of a medicament or of a nutritional supplement, for the prevention and/or treatment of the disorders of the male andropause caused by ageing or by chemical or surgical castration.

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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 20, 2003 and granted September 4, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 20, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 20, 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 20, 2003
GrantedSeptember 4, 2012
Term endedNovember 20, 2023
Patent numberCA 2507429 C
Classification (IPC)A61K31/22 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedNov 20, 2003Patent grantedSep 4, 2012Term endedNov 20, 2023

Sources & verification

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