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Expired Canadian patentCanada

Monoclonal antibodies specific for human fibrinopeptide a

CA 1338841 C · Owner: New York Blood Center, Inc. · Inventors: Kudryk, Bohdan J.

CIPO record

Overview

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

The present invention concerns a hybridoma which secretes a monoclonal antibody specific for human A which reacts with free human fibrinopeptide A, but which does not react with intact fibrinogen or human fibrinopeptide A - containing fibrinogen fragments e.g. the alpha chain of fibrinogen. Such monoclonal antibody can be used in assays to determine the amount of free hFPA in intact plasma.

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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 14, 1997. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 14, 2014.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 9, 1989
GrantedJanuary 14, 1997
Term endedJanuary 14, 2014
Patent numberCA 1338841 C
Classification (IPC)C12N5/18 +2 more

Timeline

Timeline From CIPO dates

199019931996199920022005200820112014Application filedJune 9, 1989Patent grantedJan 14, 1997Term endedJan 14, 2014

Sources & verification

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