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Expired Canadian patentCanada

Receptor specific transepithelial transport of immunogens

CA 2210656 C · Owner: Lencer, Wayne I. · Inventors: Simister, Neil E.; Blumberg, Richard S.; Lencer, Wayne I.

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

Methods and products for modulating am immune response are provided. Pharmaceutical preparations contain a conjugate of an antigen and an FcRn binding partner. The conjugates are administered to mammals in effective amounts to modulate the immune system by stimulating the immune response against the antigen or tolerizing the immune system to the antigen. The antigen may be characteristic of a pathogen, of an autoimmune disease of an allergen or of a tumor.

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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 January 17, 1996 and granted July 5, 2011. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 17, 2016.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 17, 2018.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 17, 1996
GrantedJuly 5, 2011
Term endedJanuary 17, 2016
Patent numberCA 2210656 C
Classification (IPC)A61K39/38

Timeline

Timeline From CIPO dates

1997199920012003200520072009201120132015Application filedJan 17, 1996Patent grantedJuly 5, 2011Term endedJan 17, 2016

Sources & verification

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