Patent Yard Sign in
Expired Canadian patentCanada

Production and characterization of hybridoma antibodies directedspecifically against common determinant(s) present among closely related, but distinct proteins

CA 1306961 C · Owner: Wadley Technologies, Inc. · Inventors: Berg, Kurt Frimann

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

The present inventions relate to production detection of, and characterization of monoclonal antibodies/hybridoma antibodies (and the corresponding hybridoma cells including derived hybrid cells) which are able to recognize proteins (or part(s) thereof) belonging antigenically to the Human Leukocyte Interferon System (HuIFN-.alpha.) - be the said proteins produced natively (for example by white blood cells) or produced by recombinant techniques (genetic engineering) or produced by peptide derivation of the said proteins or part(s) thereof) exhibiting the same common antigenic determinant(s) as found to be common in the native HuIFN-.alpha. system. Such antibodies (or the relevant part(s) …

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, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 1, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 29, 1985
GrantedSeptember 1, 1992
Term endedSeptember 1, 2009
Patent numberCA 1306961 C
Classification (IPC)C12P21/08 +2 more

Timeline

Timeline From CIPO dates

19861989199219951998200120042007Application filedJan 29, 1985Patent grantedSep 1, 1992Term endedSep 1, 2009

Sources & verification

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