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Canadian application, no grantCanada

Mglur5 antagonists for the treatment of pain and anxiety

CA 2345137 A1 · Owner: Allgeier, Hans · Inventors: Gasparini, Fabrizio; Cosford, Nicholas David; Velicelebi, Gonul

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

The invention provides the use of selective mGluR5 antagonists for the treatment of pain and anxiety, and the use of mGluR antagonists for the treatment of pain, whereby analgesic effect is achieved by interaction of said antagonists primarily or predominantly at peripheral mGluR receptors.

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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 30, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 30, 2019.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 30, 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.
FiledSeptember 30, 1999
GrantedNo grant recorded
Term endedSeptember 30, 2019
Patent numberCA 2345137 A1
Classification (IPC)A61K31/44 +2 more

Timeline

Timeline From CIPO dates

2000200220042006200820102012201420162018Application filedSep 30, 1999Term endedSep 30, 2019

Sources & verification

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