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Expired Canadian patentCanada

Cyclic amine derivatives, pharmaceutical compositions containing these compounds and processes for their preparation

CA 1330993 C · Owner: Kobinger, Walter · Inventors: Kobinger, Walter; Bomhard, Andreas; Heider, Joachim

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

Cyclic Amine Derivatives, This invention relates to compounds of formula I, (I), (wherein, A, B, E, G, R, R1, R2 m and n are defined as in, claim 1), the enantiomers diastereomers, N-oxides, and acid addition salts thereof compounds which, have valuable pharmacological properties particularly, the effect of lowering heart rate.

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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

  • Granted July 26, 1994. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 26, 2011.
  • 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 20, 1988
GrantedJuly 26, 1994
Term endedJuly 26, 2011
Patent numberCA 1330993 C
Classification (IPC)C07D401/06 +2 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedMay 20, 1988Patent grantedJuly 26, 1994Term endedJuly 26, 2011

Sources & verification

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