Patent Yard Sign in
Expired Canadian patentCanada

Tegretol antigens and antibodies

CA 1059907 A · Owner: Syva Company · Inventors: Singh, Prithipal

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

Derivatives of dibenz b,f azepine drugs are provided for preparation of antigens and antibodies the, antibodies finding use in immunoassays for the dibenz b,fazepine drugs. Specifically, N-oxoaliphatic substituted carbamoyl dibenz b,f azepine compounds are provided which are conjugated with antigenic materials and injected into animals for production of antibodies specific for azepine drug. -1-

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 7, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 7, 1996.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedAugust 7, 1979
Term endedAugust 7, 1996
Patent numberCA 1059907 A
Classification (IPC)C07D223/22 +2 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedAug 7, 1979Term endedAug 7, 1996

Sources & verification

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