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Expired Canadian patentCanada

Microspheric bodies and method for detecting therapies of alzheimer's diseaseand related conditions

CA 1296624 C · Owner: Averback, Paul · Inventors: Averback, Paul

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

Dense microspheres extracted and purified to homogeneity from whole brains and used in in vitro and in vivo screening tests for the detection of therapies effective in impeding amyloid formation and disease progression in human brain in Alzheimer's disease and related conditions.

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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 March 3, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 3, 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.
FiledFebruary 9, 1988
GrantedMarch 3, 1992
Term endedMarch 3, 2009
Patent numberCA 1296624 C
Classification (IPC)G01N21/78 +2 more

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedFeb 9, 1988Patent grantedMarch 3, 1992Term endedMarch 3, 2009

Sources & verification

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