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Expired Canadian patentCanada

Method for hla typing

CA 2547357 C · Owner: Kucharzak, Ramon · Inventors: Gut, Ivo Glynne; Kucharzak, Ramon

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Abstract From the Canadian patent

A method for the identification of DNA sequence elements in complex and highly variable sequences is described. The method consists of identifying a short sequence element of several DNA bases (2-6 bases) at a given position in the genome simultaneously on all parental alleles. The method allows differentiating mini-haplotypes on different alleles in one analysis. The method consists of carrying out an enzymatic primer extension reaction with a combination of extension primers (pool of primers) and analysing the products by mass spectrometry. The pool of primers is assembled in such a way that the primer extension product allows unambiguous identification of both the primer of the …

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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 26, 2004 and granted July 5, 2016. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 26, 2024.
  • 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.
FiledNovember 26, 2004
GrantedJuly 5, 2016
Term endedNovember 26, 2024
Patent numberCA 2547357 C
Classification (IPC)—

Timeline

Timeline From CIPO dates

2005200720092011201320152017201920212023Application filedNov 26, 2004Patent grantedJuly 5, 2016Term endedNov 26, 2024

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