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Expired Canadian patentCanada

Induction of exon skipping in eukaryotic cells

CA 2423044 C · Owner: Van Deutekom, Judith Christina Theodora · Inventors: Van Ommen, Garrit-Jan Boudewijn; Van Deutekom, Judith Christina Theodora; Den Dunnen, Johannes Theodorus

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Abstract From the Canadian patent

The present invention provides a method for at least in part decreasing the production of an aberrant protein in a cell said cell comprising pre-mRNA , comprising exons coding for said protein by inducing so-called exon skipping , in said cell. Exon-skipping results in mature mRNA that does not contain the skipped exon which leads to an altered product if said exon codes for amino acids. Exon skipping is performed by providing a cell with an agent capable of specifically inhibiting an exon inclusion signal for instance an exon , recognition sequence of said exon. Said exon inclusion signal can be interfered with by a nucleic acid comprising complementarity to a part of said exon. Said …

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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 September 21, 2001 and granted August 23, 2016. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 21, 2021.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 21, 2023.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 21, 2001
GrantedAugust 23, 2016
Term endedSeptember 21, 2021
Patent numberCA 2423044 C
Classification (IPC)C12N15/11 +2 more

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2002200420062008201020122014201620182020Application filedSep 21, 2001Patent grantedAug 23, 2016Term endedSep 21, 2021

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