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Expired Canadian patentCanada

Novel methods for therapeutic vaccination

CA 2345817 C · Owner: Gautam, Anand · Inventors: Gautam, Anand; Rasmussen, Peter Birk; Haaning, Jesper

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Abstract From the Canadian patent

A method is disclosed for inducing cell-mediated immunity against cellular antigens. More specifically, the invention provides for a method for inducing cytotoxic T-lymphocyte immunity against weak antigens notably self-proteins. , The method entails that antigen presenting cells are induced to present at least one CTL epitope of the weak antigen and at the same time presenting at least one foreign T-helper lymphocyte epitope. In a preferred embodiment the , antigen is a cancer specific antigen e.g. PSM, Her2, or FGF8b. The method can be exercised by using traditional polypeptide vaccination but also by using , live attenuated vaccines or nucleic acid vaccination. The invention …

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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 October 5, 1999 and granted February 12, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 5, 2019.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 5, 2021.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 5, 1999
GrantedFebruary 12, 2013
Term endedOctober 5, 2019
Patent numberCA 2345817 C
Classification (IPC)A61K38/17 +2 more

Timeline

Timeline From CIPO dates

2000200220042006200820102012201420162018Application filedOct 5, 1999Patent grantedFeb 12, 2013Term endedOct 5, 2019

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