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Expired Canadian patentCanada

Use of nonhybridizable nucleic acids for the detection of nucleic acid hybridization

CA 1266434 C · Owner: Molecular Diagnostics, Inc. · Inventors: Rae, Peter M.M.; Knowles, William J.; Dattagupta, Nanibhushan

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 detection probe comprising a hybridizable single stranded portion of nucleic acid connected with a non-hybridizable, single or double stranded nucleic acid portion, the non-hyhridizable portion preferably including a recognition site for a particular protein.

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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 6, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 6, 2007.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 12, 1984
GrantedMarch 6, 1990
Term endedMarch 6, 2007
Patent numberCA 1266434 C
Classification (IPC)G01N33/50 +2 more

Timeline

Timeline From CIPO dates

19851988199119941997200020032006Application filedDec 12, 1984Patent grantedMarch 6, 1990Term endedMarch 6, 2007

Sources & verification

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