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Expired Canadian patentCanada

Detection and treatment of infections with immunoconjugates

CA 1339415 C · Owner: Goldenberg, Milton David · Inventors: Goldenberg, Milton David

CIPO record

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Abstract From the Canadian patent

A method of targeting a diagnostic or, therapeutic agent to a focus of infection comprises injecting a patient infected with a pathogen parenterally with an antibody conjugate which specifically binds to an accessible epitope of the pathogen or of a pathogen-associated antigen accreted at the focus of infection, the antibody conjugate further comprising a bound diagnostic or therapeutic agent for detecting, imaging or treating the infection. Polyspecific composite conjugates enhance the efficacy of the method, which is especially useful for treating infections that are refractory towards systemic chemotherapy.

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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

  • Granted September 2, 1997. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 2, 2014.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 29, 1989
GrantedSeptember 2, 1997
Term endedSeptember 2, 2014
Patent numberCA 1339415 C
Classification (IPC)A61K39/39 +2 more

Timeline

Timeline From CIPO dates

199019931996199920022005200820112014Application filedSep 29, 1989Patent grantedSep 2, 1997Term endedSep 2, 2014

Sources & verification

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