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Expired Canadian patentCanada

Detecteur et camera spectroscopiques interferentiels

CA 2590072 C · Owner: Universite Grenoble Alpes · Inventors: Le Coarer, Etienne; Benech, Pierre

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

An interferential spectroscopy detector including a waveguide having an input side , and a mirror on an opposite side and means for detecting electromagnetic rays delivering an electric signal as a function of local intensity of an electromagnetic wave, detection being produced between an input side and the mirror.

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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 December 15, 2005 and granted October 21, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 15, 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.
FiledDecember 15, 2005
GrantedOctober 21, 2014
Term endedDecember 15, 2025
Patent numberCA 2590072 C
Classification (IPC)G02B6/42 +1 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedDec 15, 2005Patent grantedOct 21, 2014Term endedDec 15, 2025

Sources & verification

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