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Methods for generating libraries of therapeutic bacteriophages having desired safety characteristics and methods for labeling and monitoring bacteriophages

CA 2444819 A1 · Owner: Biophage, Inc. · Inventors: Mandeville, Rosemonde; Allain, Beatrice; Murthy, Kishore

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 is concerned with genetically labeled bacteriophages and with methods for preparing and using the same. Genetically labeled phages may easily be distinguished from non-labeled phages. The present invention also relates to methods for selecting therapeutic bacteriophages lysing pathogenic bacteria without cross-reacting with non-pathogenic bacteria. This method permits the selection of phages which are highly specific to given pathogenic bacteria. The present invention is also concerned with methods for evaluating bacteriophage susceptibility to external genetic modifications in order to provide bacteriophages that are safe and highly specific for use in the …

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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 19, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 19, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 19, 2024.
  • 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 19, 2002
GrantedNo grant recorded
Term endedApril 19, 2022
Patent numberCA 2444819 A1
Classification (IPC)C12Q1/70 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedApril 19, 2002Term endedApril 19, 2022

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