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Expired Canadian patentCanada

Methods and apparatus for optical coherence tomography scanning

CA 2595324 C · Owner: Huber, Robert · Inventors: Fujimoto, James; Srinivasan, Vivek; Huber, Robert

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Abstract From the Canadian patent

In one aspect, the invention relates to a method of acquiring optical coherence tomographic data from a sample. The method includes the steps of scanning a first location on the sample to obtain a first set of optical coherence tomographic data, scanning a second location on the sample to obtain a second set of optical coherence tomographic data and defining a fiducial , position relative to a location on the sample using one of the two sets of optical coherence tomographic data. In one embodiment the first set of , optical coherence tomographic data is survey data. However in another , embodiment the first set of optical coherence tomographic data is sample measurement data.

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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 January 20, 2006 and granted August 11, 2015. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 20, 2026.
  • 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.
FiledJanuary 20, 2006
GrantedAugust 11, 2015
Term endedJanuary 20, 2026
Patent numberCA 2595324 C
Classification (IPC)A61B5/00

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedJan 20, 2006Patent grantedAug 11, 2015Term endedJan 20, 2026

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