Patent Yard Sign in
Expired Canadian patentCanada

Plant regeneration via organogenesis and somaclonal variation in glycine species

CA 1281905 C · Owner: Barwale, Usha B. · Inventors: Widholm, Jack M.; Barwale, Usha B.

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

A method is provided for the production of organogenic tissue culture and regeneration of whole plants of Glycine species, preferably Glycine max involving the, use of an organogenic culture medium comprising high cytokinin, preferably at least about 10µM BAP and also, preferably comprising at least about 3 times normal concentration of MS micronutrients. The organogenic culture medium is useful for the production of plants embodying desirable characteristics induced by somaclonal variation.

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 March 26, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 26, 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.
FiledDecember 1, 1987
GrantedMarch 26, 1991
Term endedMarch 26, 2008
Patent numberCA 1281905 C
Classification (IPC)A01G7/00 +2 more

Timeline

Timeline From CIPO dates

1988199119941997200020032006Application filedDec 1, 1987Patent grantedMarch 26, 1991Term endedMarch 26, 2008

Sources & verification

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