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Canadian application, no grantCanada

Methods of making viral particles having a modified cell binding activity and uses thereof

CA 2494245 A1 · Owner: Imperial College Innovations Limited · Inventors: Casimir, Colin Maurice

CIPO record

Overview

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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 a method for packaging viral particles such that one or more peptides on the surface of the virus particle are derived from the packaging cell. By incorporating certain peptides it is possible to target viral particles to specific cell types. Such a system is of use for , example, in gene therapy treatments.

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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 July 11, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 11, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 11, 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.
FiledJuly 11, 2003
GrantedNo grant recorded
Term endedJuly 11, 2023
Patent numberCA 2494245 A1
Classification (IPC)C12N15/86 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedJuly 11, 2003Term endedJuly 11, 2023

Sources & verification

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