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Canadian application, no grantCanada

Methods and products based on oligomerization of stress proteins

CA 2477417 A1 · Owner: Liu, Chuanliang · Inventors: Liu, Chuanliang; Zabrecky, James R.; Srivastava, Pramod 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

In one aspect, the invention provides methods for determining the biological activity of heat shock proteins or heat shock protein-peptide complexes based on the ATPase activity or the multimeric structure of the heat shock proteins or heat shock protein-peptide complexes and methods for screening agents that modulate the biological activity of heat shock proteins or heat shock proteinpeptide complexes. In another aspect, the invention provides complexes compositions and methods for enhancing the immunogenicity of a heat shock protein or a complex comprising a heat shock protein and an antigenic molecule.

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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 28, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 28, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 28, 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.
FiledFebruary 28, 2003
GrantedNo grant recorded
Term endedFebruary 28, 2023
Patent numberCA 2477417 A1
Classification (IPC)A61K38/17 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedFeb 28, 2003Term endedFeb 28, 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.