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Expired Canadian patentCanada

Therapeutic agents - ii

CA 2411596 C · Owner: Aylward, James Harrison · Inventors: Suhrbier, Andreas; Aylward, James Harrison; Turner, Kathleen Anne

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Abstract From the Canadian patent

The present invention relates generally to chemical agents useful in the treatment and prophylaxis of inflammatory conditions or in the amelioration of symptoms resulting from or facilitated by an inflammatory condition in a mammalian animal including human and primate non-mammalian animal and avian , species. More particularly the present invention provides a chemical agent of the macrocyclic diterpene family obtaining from a member of the Euphorbiaceae family of plants or botanical or horticultural relatives thereof or derivatives or chemical analogues or chemically synthetic forms of the agents for use in the treatment or prophylaxis of an inflammatory condition or in the …

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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 June 7, 2001 and granted August 19, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 7, 2021.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 7, 2023.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 7, 2001
GrantedAugust 19, 2014
Term endedJune 7, 2021
Patent numberCA 2411596 C
Classification (IPC)A61K31/22 +2 more

Timeline

Timeline From CIPO dates

2002200420062008201020122014201620182020Application filedJune 7, 2001Patent grantedAug 19, 2014Term endedJune 7, 2021

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