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Expired Canadian patentCanada

Non-nuclear chromosomal transformation

CA 1340378 C · Owner: Biosource Genetics Corporation · Inventors: Grill, Laurence K.; Turpen, Thomas H.; Hubbard, Ernest T. Jr.

CIPO record

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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 present invention relates to viral vectors which are biologically contained, self-replicating and capable of the non-nuclear chromosomal transformation of a host. The viral vectors may contain a heterologous coding sequence adjacent a viral promoter. The invention further relates to viruses containing the viral vectors which are transmissible, i.e. infective. The invention also relates to production cells which are capable of producing the viruses or parts thereof. Host cells are infected by the viruses of the invention. A process for the production of a desired product by growing the infected hosts is also within the scope of the present invention.

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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 February 2, 1999. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 2, 2016.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 24, 1989
GrantedFebruary 2, 1999
Term endedFebruary 2, 2016
Patent numberCA 1340378 C
Classification (IPC)C12N15/86 +2 more

Timeline

Timeline From CIPO dates

199019931996199920022005200820112014Application filedFeb 24, 1989Patent grantedFeb 2, 1999Term endedFeb 2, 2016

Sources & verification

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