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Expired Canadian patentCanada

Delivery of nucleic acids into eukaryotic genomes using in vitro assembled mu transposition complexes

CA 2522438 C · Owner: Savilahti, Harri · Inventors: Paatero, Anja; Pajunen, Maria; Turakainen, Hilkka

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Abstract From the Canadian patent

The present invention relates to genetic engineering and especially to the use of DNA transposition complex of bacteriophage Mu. In particular the invention , provides a gene transfer system for eukaryotic cells wherein in vitro , assembled Mu transposition complexes are introduced into a target cell and subsequently transposition into a cellular nucleic acid occurs. The invention further provides a kit for producing insertional mutations into the genomes of eukaryotic cells. The kit can be used, e.g. to generate insertional mutant libraries.

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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 April 14, 2004 and granted September 25, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 14, 2024.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 14, 2026.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 14, 2004
GrantedSeptember 25, 2012
Term endedApril 14, 2024
Patent numberCA 2522438 C
Classification (IPC)C12N15/90 +1 more

Timeline

Timeline From CIPO dates

2005200720092011201320152017201920212023Application filedApril 14, 2004Patent grantedSep 25, 2012Term endedApril 14, 2024

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