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Canadian application, no grantCanada

Neurotrophic diamide and carbamate agents

CA 2350429 A1 · Owner: Denhart, Derek J. · Inventors: Provencal, David P.; Ditta, Jonathan L.; Dubowchik, Gene M.

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 relates to the design synthesis, and the peptidyl-, prolyl isomerase (PPIase or rotamase) inhibitory activity of novel pyrrolidinemethyl diamide and carbamate compounds that are neurotrophic agents (i.e. compounds capable of stimulating growth or proliferation of nervous tissue) and that bind to immunophilins such as FKBP12 and inhibit their rotamase activity. This invention also relates to pharmaceutical compositions comprising 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 November 9, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 9, 2019.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 9, 2021.
  • 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 9, 1999
GrantedNo grant recorded
Term endedNovember 9, 2019
Patent numberCA 2350429 A1
Classification (IPC)C07D207/08 +2 more

Timeline

Timeline From CIPO dates

2000200220042006200820102012201420162018Application filedNov 9, 1999Term endedNov 9, 2019

Sources & verification

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