Riboflavin biosynthesis genes from plants and uses thereof
CA 2318522 A1 · Owner: Novartis Ag · Inventors: Guyer, Charles David; Ward, Eric Russell; Brunn, Sandra Alice
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention provides plant riboflavin biosynthesis genes including , a gene that encodes the .beta. subunit of the plant riboflavin synthase enzyme complex (lumazine synthase) and a gene that encodes the bifunctional enzyme GTP cyclohydrolase II/DHBP synthase. Also disclosed are the recombinant production of these plant riboflavin biosynthesis enzymes in heterologous hosts, screening chemicals for herbicidal activity using these recombinantly produced enzymes, and the use of thereby identified herbicidal chemicals to suppress the growth of undesired vegetation. Furthermore the present , invention provides methods for the development of herbicide tolerance in plants, plant …
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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 January 28, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 28, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 28, 2021.
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Timeline
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Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.