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Expired Canadian patentCanada

Compositions and methods for determining the susceptibility of a pathogenic virus to protease inhibitors

CA 2476403 C · Owner: Virologic, Inc. · Inventors: Petropoulos, Christos J.; Chappey, Colombe; Parkin, Neil T.

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Abstract From the Canadian patent

The present invention provides an approach for developing an algorithm for determining the effectiveness of anti-viral drugs based on a comprehensive analysis of paired phenotypic and genotypic data guided by phenotypic clinical cut-offs. In one aspect, the algorithm allows one to provide a patient with effective treatment. It helps predict whether an infected individual will respond to treatment with an anti-viral compound thereby allowing an , effective treatment regimen to be designed without subjecting the patient to unnecessary side effects. Also, by avoiding the administration of ineffective drugs, considerable time and money is saved.

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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 14, 2003 and granted September 11, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 14, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 14, 2025.
  • 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 14, 2003
GrantedSeptember 11, 2012
Term endedFebruary 14, 2023
Patent numberCA 2476403 C
Classification (IPC)C12Q1/70 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedFeb 14, 2003Patent grantedSep 11, 2012Term endedFeb 14, 2023

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