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Expired Canadian patentCanada

Immunotherapeutic treatment

CA 1300612 C · Owner: The Australian National University · Inventors: Cooper, Peter Dodd

CIPO record

Overview

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A composition comprising particles of inulin or an inulin derivative in the gamma polymorphic form is characterised in that the particles have a low rate of solution in aqueous media above 30°C particularly, above 37°C. The composition is effective as active component of an immunotherapeutic preparation for activation of the alternative pathway of complement or for antitumour treatment.

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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 May 12, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 12, 2009.
  • 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 29, 1986
GrantedMay 12, 1992
Term endedMay 12, 2009
Patent numberCA 1300612 C
Classification (IPC)C08B37/18 +2 more

Timeline

Timeline From CIPO dates

19871990199319961999200220052008Application filedOct 29, 1986Patent grantedMay 12, 1992Term endedMay 12, 2009

Sources & verification

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