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Expired Canadian patentCanada

Labeled dna

CA 1234061 A · Owner: Integrated Genetics, Inc. · Inventors: Landes, Greg M.

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

Polymeric, single-stranded DNA molecule which is labeled with a plurality of labels the, labels being bonded, via linking groups to adenine, and cytosine bases of the DNA molecule in substantially equal numbers, the labels being bonded to essentially none of the guanine or thymine bases of the DNA molecule, the DNA molecule being adapted for use as a probe in a nucleic acid hybridization assay.

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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 15, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 15, 2005.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 31, 1984
GrantedMarch 15, 1988
Term endedMarch 15, 2005
Patent numberCA 1234061 A
Classification (IPC)C07H21/04 +2 more

Timeline

Timeline From CIPO dates

1985198819911994199720002003Application filedAug 31, 1984Patent grantedMarch 15, 1988Term endedMarch 15, 2005

Sources & verification

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