Patent Yard Sign in
Expired Canadian patentCanada

Generation of neural precursor cell lines

CA 1312839 C · Owner: Bernard, Ora · Inventors: Bartlett, Perry Francis; Bernard, Ora

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 for the in vitro production of lines of immortalised neural precursor cells, including cell lines having neuronal and/or glial cell characteristics comprises the step of infecting neuroepithelium or neural crest cells with a retroviral vector carrying a member of the myc family of oncogenes.

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 January 19, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 19, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 28, 1988
GrantedJanuary 19, 1993
Term endedJanuary 19, 2010
Patent numberCA 1312839 C
Classification (IPC)C12N5/10 +2 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedOct 28, 1988Patent grantedJan 19, 1993Term endedJan 19, 2010

Sources & verification

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