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Canadian application, no grantCanada

Constant length signatures for parallel sequencing of polynucleotides

CA 2482425 A1 · Owner: Fu, Rongdian · Inventors: Fischer, Achim; Brenner, Sydney; Hiemisch, Holger

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

Methods are disclosed for producing solid phase cloned libraries of ligonucleotide tag-DNA signature sequence constructs in which the DNA , signature components are all of the same length. Such libraries are especially useful for large-scale parallel sequencing of DNA signature sequences prepared from a source population, such as mRNA or genomic DNA.

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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 April 25, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 25, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 25, 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.
FiledApril 25, 2003
GrantedNo grant recorded
Term endedApril 25, 2023
Patent numberCA 2482425 A1
Classification (IPC)C12Q1/68 +1 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedApril 25, 2003Term endedApril 25, 2023

Sources & verification

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