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Expired Canadian patentCanada

Hepatitis virus core proteins as vaccine platforms and methods of use thereof

CA 2534060 C · Owner: Vlp Biotech, Inc. · Inventors: Billaud, Jean-Noel; Milich, David 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

The present invention relates to hepatitis virus core proteins and nucleic acids. In particular, the present invention provides compositions and methods comprising recombinant hepatitis virus core proteins or nucleic acids for use in vaccine formulations.

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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 19, 2004 and granted June 12, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 19, 2024.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 19, 2026.
  • 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 19, 2004
GrantedJune 12, 2012
Term endedJuly 19, 2024
Patent numberCA 2534060 C
Classification (IPC)A61K39/00 +2 more

Timeline

Timeline From CIPO dates

2005200720092011201320152017201920212023Application filedJuly 19, 2004Patent grantedJune 12, 2012Term endedJuly 19, 2024

Sources & verification

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