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Expired Canadian patentCanada

Pharmaceutical combination preparations containing erythropoietin and iron preparations

CA 2231192 C · Owner: Roche Diagnostics Gmbh · Inventors: Lehmann, Paul

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 relates to a pharmaceutical combination preparation comprising 2,000 - 7,000 U of recombinant human erythropoietin (EPO) and 5 - 20 mg of one Fe(III)-complex, it being possible to have the rhEPO and the Fe(III)-complex in separate forms of administration or in a uniform form of administration. The pharmaceutical preparation is used to treat anaemias or haemodialysis patients.

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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 September 12, 1996 and granted February 25, 2003. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 12, 2016.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 12, 2018.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 12, 1996
GrantedFebruary 25, 2003
Term endedSeptember 12, 2016
Patent numberCA 2231192 C
Classification (IPC)A61K38/18 +2 more

Timeline

Timeline From CIPO dates

1997199920012003200520072009201120132015Application filedSep 12, 1996Patent grantedFeb 25, 2003Term endedSep 12, 2016

Sources & verification

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