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Expired Canadian patentCanada

Use of rapamycin for preparing a composition for inhibiting organ or tissue transplant rejection, and composition for inhibiting transplant rejection

CA 2018287 C · Owner: Calne, Roy · Inventors: Calne, Roy

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

The invention relates to the use of rapamycin for preparing a composition for inhibiting organ or tissue transplant rejection in a mammal in need thereof and, comprising in association with an appropriate pharmaceutically acceptable carrier, rapamycin in an appropriate amount to be administrable to said mammal in a mammal rejection inhibiting amount. The invention also relates to a composition for inhibiting organ or tissue transplant rejection in a mammal in need thereof comprising, (a) an amount of rapamycin in combination with (b) an amount of one or more other chemotherapeutic agents for inhibiting transplant rejection, said amounts of (a) and (b) together being effective to inhibit …

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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 June 5, 1990 and granted November 20, 2001. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 5, 2010.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 5, 2012.
  • 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 5, 1990
GrantedNovember 20, 2001
Term endedJune 5, 2010
Patent numberCA 2018287 C
Classification (IPC)A61K31/44 +2 more

Timeline

Timeline From CIPO dates

1991199319951997199920012003200520072009Application filedJune 5, 1990Patent grantedNov 20, 2001Term endedJune 5, 2010

Sources & verification

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