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Canadian application, no grantCanada

Cytokine receptor

CA 2482368 A1 · Owner: Xu, Wenfeng · Inventors: Presnell, Scott R.; Xu, Wenfeng; Kindsvogel, Wayne R.

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

Novel methods are disclosed for forming a heterodimeric receptor complex with IL-28r AND CRF2-4. The methods may be used for detecting and treating viral infections in in vitro and in vivo. Ligand-binding receptor polypeptides can also be used to block ligand activity in vitro and in vivo. The present invention also includes methods for producing the protein uses therefor and , antibodies thereto.

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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 18, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 18, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 18, 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 18, 2003
GrantedNo grant recorded
Term endedApril 18, 2023
Patent numberCA 2482368 A1
Classification (IPC)C12N15/24 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedApril 18, 2003Term endedApril 18, 2023

Sources & verification

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