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Expired Canadian patentCanada

Pharmaceutical preparation based on lys-plasminogen

CA 2053121 C · Owner: Philapitsch, Anton · Inventors: Eibl, Johann; Philapitsch, Anton; Schwarz, Hans P.

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

There is disclosed a pharmaceutical preparation based on Lys-plasminogen and available in the lyophilized form. This preparation contains a serine-protease inhibitor and optionally an inhibitor co-factor, preferably in an amount of 0.5 to 30 nmol per mg Lys-plasminogen. This preparation is free of side-effects and may be used for the treatment and prophylaxis of plasminogen deficiency syndromes and thromboses as well as for the production of thromboresistant artificial organs.

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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

  • Filed October 10, 1991 and granted May 16, 2000. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 10, 2011.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 10, 2013.
  • 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 10, 1991
GrantedMay 16, 2000
Term endedOctober 10, 2011
Patent numberCA 2053121 C
Classification (IPC)A61K38/57 +2 more

Timeline

Timeline From CIPO dates

1992199419961998200020022004200620082010Application filedOct 10, 1991Patent grantedMay 16, 2000Term endedOct 10, 2011

Sources & verification

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