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Expired Canadian patentCanada

1,1,1-trifluoro-4-phenyl-4-methyl-2-(1h-pyrrolo(2,3-c) pyridin-2-ylmethyl) pentan-2-ol derivatives and related compounds as glucocorticoid ligands for the treatment of inflammatory diseases and diabetes

CA 2539909 C · Owner: Wang, Ji · Inventors: Proudfoot, John Robert; Harcken, Christian H.J.J.; Emmanuel, Michel J.

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Abstract From the Canadian patent

Compounds of Formula (IA), IB), IC), and (ID) wherein R1 R2, R3, R4, R5, and , R6 are as respectively defined herein for Formula (IA) (IB), (IC), and (ID), or a tautomer, prodrug solvate, or salt thereof; pharmaceutical compositions containing such compounds, and methods of modulating the glucocorticoid receptor function and methods of treating disease-states or conditions mediated by the glucocorticoid receptor function or characterized by inflammatory, allergic, or proliferative processes in a patient using these 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 September 22, 2004 and granted July 31, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 22, 2024.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 22, 2026.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 22, 2004
GrantedJuly 31, 2012
Term endedSeptember 22, 2024
Patent numberCA 2539909 C
Classification (IPC)C07D471/04 +2 more

Timeline

Timeline From CIPO dates

2005200720092011201320152017201920212023Application filedSep 22, 2004Patent grantedJuly 31, 2012Term endedSep 22, 2024

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