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Expired Canadian patentCanada

Potyvirus coat protein genes and plants transformed therewith

CA 1329561 C · Owner: Gonsalves, Dennis · Inventors: L'Hostis, Brigitte; Quemada, Hector D.; Gonsalves, Dennis

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Abstract From the Canadian patent

The present invention relates to the coat protein genes of Papaya Ringspot Virus Strain papaya ringspot (PRV-p) Watermelon, Mosaic Virus II (WMVII), and Zucchini Yellow Mosaic Virus (ZYMV); to expression vectors which contain a coat protein gene for PVP-p WMVII, or ZYMV, and, additionally, the necessary genetic regulatory sequences needed for expression of a gene transferred into a plant; to bacterial or plant cells which are transformed with an expression vector containing the PVP-p, WMVII or ZYMV coat protein genes; to transgenic plants which are produced from plant cells transformed with an expression vector containing the coat protein gene from PVPp, WMVII or ZYMV; and to a process of …

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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 May 17, 1994. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 17, 2011.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 31, 1989
GrantedMay 17, 1994
Term endedMay 17, 2011
Patent numberCA 1329561 C
Classification (IPC)C12N15/40 +2 more

Timeline

Timeline From CIPO dates

19901993199619992002200520082011Application filedJuly 31, 1989Patent grantedMay 17, 1994Term endedMay 17, 2011

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