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Expired Canadian patentCanada

Method for treating macrophage pathogen infections

CA 2130995 C · Owner: Reed, Steven G. · Inventors: Reed, Steven G.

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 method of treating an individual infected with a macrophage pathogen comprising administering an effective amount of a TGF-.beta. antagonist Macrophage pathogens include any pathogenic microorganism that replicates within macrophage cell hosts as their exclusive or primary host cells. TGF-.beta. antagonists include blocking antibodies specific for a human TGF-.beta. soluble TGF-.beta. receptors protease inhibitors that inactivate a protease responsible for activating a precursor TGF-.beta. into an active mature TGF-.beta. and combinations thereof.

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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 March 4, 1993 and granted December 29, 1998. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 4, 2013.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 4, 2015.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 4, 1993
GrantedDecember 29, 1998
Term endedMarch 4, 2013
Patent numberCA 2130995 C
Classification (IPC)A61K39/39 +2 more

Timeline

Timeline From CIPO dates

1994199619982000200220042006200820102012Application filedMarch 4, 1993Patent grantedDec 29, 1998Term endedMarch 4, 2013

Sources & verification

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