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Expired Canadian patentCanada

Oligonucleotides derived from the sod family

CA 2108247 C · Owner: F. Hoffmann-La Roche Ag · Inventors: Zolg, Werner

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

The use of the superoxide dismutase (SOD; EC 1.15.1.1) gene system as a target for the detection and differentiation of pathogenic and non-pathogenic organisms including bacteria fungi and protozoans is described. More particularly there are described oligonucleotides derived from the SOD gene family which oligonucleotides are capable of hybridizing to a single-stranded nucleic acid sequence (target sequence) which is obtainable by amplifying and maturing a part of a gene coding for a superoxide dismutase (SOD) using a polymerase chain reaction (PCR) and a pair of primers the first primer containing the sequence 5'-AGC TTC ACC ACA GCA AGC ACC A-3' (Seq. Id. No. 1; Z205) as priming sequence …

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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

  • Filed October 12, 1993 and granted August 14, 2001. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 12, 2013.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 12, 2015.
  • 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 12, 1993
GrantedAugust 14, 2001
Term endedOctober 12, 2013
Patent numberCA 2108247 C
Classification (IPC)C12Q1/08 +2 more

Timeline

Timeline From CIPO dates

1994199619982000200220042006200820102012Application filedOct 12, 1993Patent grantedAug 14, 2001Term endedOct 12, 2013

Sources & verification

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