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Expired Canadian patentCanada

Pharmaceutical compositions and methods

CA 2175429 C · Owner: Segesser, Bernhard · Inventors: Segesser, Bernhard; Meyer, Hans

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

Pharmaceutical compositions comprising proline 4-hydroxyproline or a pharmaceutically acceptable salt thereof which possess antiphlogistic antirrheumatic, analgesic and wound healing activity and which renders them suitable for the treatment of inflammation and pain and in wound healing and especially for the treatment of inflammatory conditions rheumatic and non-rheumatic pain and for postoperative or posttraumatic pain are described.

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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 May 3, 1996 and granted January 25, 2011. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 3, 2016.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 3, 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.
FiledMay 3, 1996
GrantedJanuary 25, 2011
Term endedMay 3, 2016
Patent numberCA 2175429 C
Classification (IPC)A61K31/40 +1 more

Timeline

Timeline From CIPO dates

1997199920012003200520072009201120132015Application filedMay 3, 1996Patent grantedJan 25, 2011Term endedMay 3, 2016

Sources & verification

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