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Expired Canadian patentCanada

Inhibition of nitric oxide-mediated hypotension and septic shock with iron-containing hemoprotein

CA 2117380 C · Owner: Board Of Regents, The University Of Texas System · Inventors: De Angelo, Joseph; Kilbourn, Robert G.; Bonaventura, Joseph

CIPO record

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Abstract From the Canadian patent

The invention is directed to a method for the prophylaxis or treatment of an animal for deleterious physiological effects such as systemic hypotension caused by nitric oxide production induced by a biological response modifier. Examples of such biological response modifiers include but are not limited to a cytokine and an endotoxin. The invention is also directed to a method for the treatment of septic shock.

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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 February 16, 1993 and granted April 15, 2003. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 16, 2013.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 16, 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.
FiledFebruary 16, 1993
GrantedApril 15, 2003
Term endedFebruary 16, 2013
Patent numberCA 2117380 C
Classification (IPC)A61K38/42

Timeline

Timeline From CIPO dates

1994199619982000200220042006200820102012Application filedFeb 16, 1993Patent grantedApril 15, 2003Term endedFeb 16, 2013

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