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Expired Canadian patentCanada

Method for fluorescence tomographic imaging

CA 2581592 C · Owner: Lesage, Frederic · Inventors: Intes, Xavier; Lesage, Frederic; Lam, Sirithy

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Abstract From the Canadian patent

There is provided a method for determining the concentration of a fluorophore in a medium using moments of order k of the fluorescence signal. The method allows higher fidelity 3-dimensional reconstructions of the fluorophore in the medium. The method can be applied in imaging of fluorophores in biological tissues.

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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 September 26, 2005 and granted April 15, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 26, 2025.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 26, 2005
GrantedApril 15, 2014
Term endedSeptember 26, 2025
Patent numberCA 2581592 C
Classification (IPC)A61B5/00 +2 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedSep 26, 2005Patent grantedApril 15, 2014Term endedSep 26, 2025

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