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Expired Canadian patentCanada

Genes for plant fatty acid modifying enzymes associated with conjugated double bond formation

CA 2334044 C · Owner: Carlson, Thomas J. · Inventors: Cahoon, Edgar Benjamin; Carlson, Thomas J.; Ripp, Kevin G.

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Abstract From the Canadian patent

The preparation and use of nucleic acid fragments encoding plant fatty acid modifying enzymes associated with conjugated double bond formation or functionally equivalent subfragments thereof are disclosed. Chimeric genes incorporating such nucleic acid fragments or functionally equivalent subfragments thereof or complement thereof and suitable regulatory sequences can be used to create transgenic plants having altered lipid profiles.

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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 August 16, 1999 and granted March 25, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 16, 2019.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 16, 2021.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 16, 1999
GrantedMarch 25, 2014
Term endedAugust 16, 2019
Patent numberCA 2334044 C
Classification (IPC)C12N15/53 +2 more

Timeline

Timeline From CIPO dates

2000200220042006200820102012201420162018Application filedAug 16, 1999Patent grantedMarch 25, 2014Term endedAug 16, 2019

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