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Canadian application, no grantCanada

Devices for analyte concentration determination and methods of manufacturing and using the same

CA 2398077 A1 · Owner: Matzinger, David · Inventors: Quaraishi, Khalid R.; Matzinger, David; Yu, Yeung Sui

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

Test strips for determining the concentration of at least one analyte e.g. glucose, in a, physiological sample and methods for their manufacture and use and are provided. The, subject test strips include a transfer element for facilitating the transfer of sample to a, reaction area of the test strip. In certain embodiments the transfer element, typically porous has a first area and a second area, and in certain embodiments the two areas have different, thicknesses. In other embodiments the transfer element is non-porous and is configured to, transfer sample by wicking it between the transfer element and the reaction area of the test, strip. In the subject methods the transport element …

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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 August 14, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 14, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 14, 2024.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 14, 2002
GrantedNo grant recorded
Term endedAugust 14, 2022
Patent numberCA 2398077 A1
Classification (IPC)G01N33/50 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedAug 14, 2002Term endedAug 14, 2022

Sources & verification

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