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Expired Canadian patentCanada

Methods and compositions for determination of glycated proteins

CA 2532557 C · Owner: Yuan, Chong-Sheng · Inventors: Datta, Abhijit; Yuan, Chong-Sheng; Wang, Yuping

CIPO record

Overview

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

This invention relates generally to the field of glycated protein detection. In particular, the invention provides chimeric proteins nucleic acids , encoding the chimeric proteins methods and kits for assaying for a glycated protein in a sample, using inter alia, an amadoriase.

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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 July 16, 2004 and granted April 15, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 16, 2024.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 16, 2026.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 16, 2004
GrantedApril 15, 2014
Term endedJuly 16, 2024
Patent numberCA 2532557 C
Classification (IPC)C12N9/06 +2 more

Timeline

Timeline From CIPO dates

2005200720092011201320152017201920212023Application filedJuly 16, 2004Patent grantedApril 15, 2014Term endedJuly 16, 2024

Sources & verification

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