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Expired Canadian patentCanada

Angiotensin peptide-carrier conjugates and uses thereof

CA 2462857 C · Owner: Bachmann, Martin · Inventors: Bachmann, Martin

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 present invention provides conjugates of peptide derivatives of the mammalian peptide hormones angiotensinogen angiotensin I and angiotensin II, presented in a repetitive scaffold by coupling the peptide derivatives to a carrier, particularly a virus-like particle (VLP). The invention also provides methods of producing such conjugates, and immunotherapeutic uses of the resulting immunogen conjugates for the therapy and prophylaxis of conditions associated with the reninactivated angiotensin system.

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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 October 7, 2002 and granted January 24, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 7, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 7, 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.
FiledOctober 7, 2002
GrantedJanuary 24, 2012
Term endedOctober 7, 2022
Patent numberCA 2462857 C
Classification (IPC)A61K39/39 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedOct 7, 2002Patent grantedJan 24, 2012Term endedOct 7, 2022

Sources & verification

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