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Expired Canadian patentCanada

Recombinant measles viruses expressing epitopes of antigens of rna viruses - use for the preparation of vaccine compositions

CA 2829581 C · Owner: Institut Pasteur · Inventors: Delebecque, Frederic; Mollet, Lucile; Tangy, Frederic

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 invention relates to a recombinant measles virus expressing a heterologous amino acid sequence derived from an antigen of a determined RNA virus said recombinant measles virus being capable of eliciting a humoral and/or cellular immune response against measles virus or against said RNA virus or against both measles virus and against said RNA virus. It also relates to the use of said recombinant measles virus for the preparation of immunogenic composition.

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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 June 20, 2003 and granted May 1, 2018. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 20, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 20, 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.
FiledJune 20, 2003
GrantedMay 1, 2018
Term endedJune 20, 2023
Patent numberCA 2829581 C
Classification (IPC)C12N15/86 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedJune 20, 2003Patent grantedMay 1, 2018Term endedJune 20, 2023

Sources & verification

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