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Expired Canadian patentCanada

Methods and compositions for modulating xbp-1 activity

CA 2496897 C · Owner: President And Fellows Of Harvard College · Inventors: Iwakoshi, Neil; Glimcher, Laurie H.; Lee, Ann-Hwee

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Abstract From the Canadian patent

The invention provides methods and compositions for modulating the expression processing, post-translational modification and/or activity of XBP-1 protein, or a protein in a signal transduction pathway involving XBP-1. Exemplary XBP-1 activities that can be modulated using the methods and compositions of the invention include: the Unfolded Protein Response (UPR) plasma cell , differentiation, immunoglobulin production apoptosis and the production of IL-, 6. The present invention also pertains to methods for identifying compounds that modulate the expression, processing post-translational modification, and/or activity of XBP-1 protein or a molecule in a signal transduction pathway …

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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 September 2, 2003 and granted January 31, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 2, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 2, 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.
FiledSeptember 2, 2003
GrantedJanuary 31, 2012
Term endedSeptember 2, 2023
Patent numberCA 2496897 C
Classification (IPC)C12N5/10 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedSep 2, 2003Patent grantedJan 31, 2012Term endedSep 2, 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.