Patent Yard Sign in
Expired Canadian patentCanada

N,n-disubstituted-2-furylethyl amines

CA 1108163 A · Owner: Chinoin Gyogyszer Es Vegyeszeti Termekek Gyara Rt. · Inventors: Torok, Zoltan; Hermann, Judit; Somfai, Eva

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

This invention relates to novel racemic or optically active N-2-(2furyl)-ethyl-amine derivatives of the formula I (I), and pharmaceutically acceptable acid addition salts thereof wherein R1 and R2, are hydrogen or lower alkyl and R3 is halogeno-alkenyl of 2 or 3 carbon atoms the halogen being chlorine or bromine or propynyl. The invention also provides for a process for the preparation of the novel compounds of formula I. The novel compounds of this invention exhibit pharmaceutical properties and in particular are capable of selective inhibition of mono amino oxidase.

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 September 1, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 1, 1998.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 29, 1976
GrantedSeptember 1, 1981
Term endedSeptember 1, 1998
Patent numberCA 1108163 A
Classification (IPC)C07D307/52

Timeline

Timeline From CIPO dates

19771980198319861989199219951998Application filedDec 29, 1976Patent grantedSep 1, 1981Term endedSep 1, 1998

Sources & verification

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