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Expired Canadian patentCanada

Inhibitors of adp-ribosyl transferases, cyclases, and hydrolases

CA 2487566 C · Owner: Sauve, Anthony A. · Inventors: Sauve, Anthony A.; Schramm, Vern L.

CIPO record

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Abstract From the Canadian patent

The present invention provides compounds having the formula: (I); Also provided are pro-drug compounds of the formula: (II); The invention also provides pharmaceutical compositions containing the above compounds methods , of using the above compounds as pharmaceuticals and processes for preparing , the above compounds. Methods for inhibiting an ADP-ribosyl transferase ADP-, ribosyl cyclase, ADP-ribosyl hydrolase or NAD-dependent deacetylase enzyme , using the above compounds and methods for treating a disease or condition associated with an ADP-ribosyl transferase ADP- 'ribosyl cyclase, ADP-ribosyl , hydrolase or NAD-dependent deacetylase enzyme in a subject using the above compounds …

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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 May 30, 2003 and granted August 7, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 30, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 30, 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.
FiledMay 30, 2003
GrantedAugust 7, 2012
Term endedMay 30, 2023
Patent numberCA 2487566 C
Classification (IPC)C07H19/04 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedMay 30, 2003Patent grantedAug 7, 2012Term endedMay 30, 2023

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