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Canadian application, no grantCanada

Methods and kits for proximity probing

CA 2400384 A1 · Owner: Landegren, Ulf · Inventors: Fredriksson, Simon; Landegren, Ulf

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

The present invention relates to sensitive rapid and convenient assays for , detection and/or quantification of one or several analyte(s) in solution using so called proximity probes. The proximity probes comprise a binding moiety and a nucleic acid. The nucleic acid from one proximity probe is only capable of interaction with the nucleic acid from the other proximity probe when these are in close proximity, i.e. have bound to the analytes for which they are specific. The present invention relates to methods and kits for proximity probing and are performed in solution without the need of a solid phase.

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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 February 16, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 16, 2021.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 16, 2023.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 16, 2001
GrantedNo grant recorded
Term endedFebruary 16, 2021
Patent numberCA 2400384 A1
Classification (IPC)C12Q1/68 +2 more

Timeline

Timeline From CIPO dates

2002200420062008201020122014201620182020Application filedFeb 16, 2001Term endedFeb 16, 2021

Sources & verification

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