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Expired Canadian patentCanada

Deuterated glucose or fat tolerance tests for high-throughput measurement of the metabolism of sugars or fatty acids in the body

CA 2504313 C · Owner: The Regents Of The University Of California · Inventors: Hellerstein, Marc K.

CIPO record

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

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Abstract From the Canadian patent

Provided herein are methods for determining the metabolism of one or more sugars and/or fatty acids, and applications thereof. Such applications include determining the rate of glycogen synthesis and glycolysis which are believed , to be early markers for predicting elevated risk of diabetes and cardiovascular disease. Other applications include methods for screening drugs that effect sugar and/or fatty acid metabolism. The methods are useful for at least partially characterizing drugs for desirable or undesirable (toxic) characteristics. Drugs that are at least partially characterized using the methods of the invention can then be further developed in preclinical testing and …

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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 November 4, 2003 and granted January 17, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 4, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 4, 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.
FiledNovember 4, 2003
GrantedJanuary 17, 2012
Term endedNovember 4, 2023
Patent numberCA 2504313 C
Classification (IPC)A61K51/00

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedNov 4, 2003Patent grantedJan 17, 2012Term endedNov 4, 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.