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Expired Canadian patentCanada

In vitro diagnostic methods using monoclonal antibodies against connective tissue proteins

CA 1251729 A · Owner: Board Of Trustees Of The University Of Alabama (The) · Inventors: Gay, Steffen

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

Monoclonal antibodies against connective tissue proteins are described which can be used to determine the collagen profile of biological fluid samples cytological, samples and histological samples. Combinations of these monoclonal antibodies may be used for diagnosis and therapy.

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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 March 28, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 28, 2006.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 5, 1983
GrantedMarch 28, 1989
Term endedMarch 28, 2006
Patent numberCA 1251729 A
Classification (IPC)G01N33/57 +2 more

Timeline

Timeline From CIPO dates

19841987199019931996199920022005Application filedMay 5, 1983Patent grantedMarch 28, 1989Term endedMarch 28, 2006

Sources & verification

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