Patent Yard Sign in
Expired Canadian patentCanada

3-(piperidinyl)- and 3-(pyrrolidinyl)-1h-indazoles a process for their preparation and their use as medicaments

CA 1287355 C · Owner: Strupczewski, Joseph T. · Inventors: Strupczewski, Joseph T.

CIPO record

Overview

Drawings and full text

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

Open the CIPO record

Abstract From the Canadian patent

Novel 3-(piperidinyl) and 3-(pyrrolidinyl)-1H-indazoles, intermediates and processes for the preparation thereof, and methods for treating psychoses treating, depression, alleviating pain and treating hypertension utilizing compounds or compositions thereof are disclosed.

Read the whole patent

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

  • Granted August 6, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 6, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 22, 1986
GrantedAugust 6, 1991
Term endedAugust 6, 2008
Patent numberCA 1287355 C
Classification (IPC)C07D401/04 +2 more

Timeline

Timeline From CIPO dates

19871990199319961999200220052008Application filedJan 22, 1986Patent grantedAug 6, 1991Term endedAug 6, 2008

Sources & verification

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