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Expired Canadian patentCanada

Apparatus including ion transport detecting structures and methods of use

CA 2485099 C · Owner: Xu, Jia · Inventors: Wang, Xiaobo; Huang, Mingxian; Xu, Junquan

CIPO record

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Abstract From the Canadian patent

The present invention recognizes that the determination of ion transport function or properties using direct detection methods such as whole cell , recording or single channel recording are preferable to methods that utilize indirect detection methods, such as FRET based detection system. The present invention provides biochips and other fluidic components and methods of use that allow for the direct analysis of ion transport function or properties using microfabricated structures that can allow for automated detection of ion transport function or properties. These biochips and fluidic components and methods of use thereof are particularly appropriate for automating the detection of …

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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 May 2, 2003 and granted September 26, 2017. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 2, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 2, 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.
FiledMay 2, 2003
GrantedSeptember 26, 2017
Term endedMay 2, 2023
Patent numberCA 2485099 C
Classification (IPC)G01N1/00 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedMay 2, 2003Patent grantedSep 26, 2017Term endedMay 2, 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.