Root-specific conifer gene promoter and its use
CA 2425886 A1 · Owner: Ekramoddoullah, Abul K. M. · Inventors: Ekramoddoullah, Abul K. M.; Liu, Jun-Jun
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
There is provided an isolated polynucleotide sequence useful as a promoter in plant, root tissue. The sequence is derived from the promoter for the Western white pine, gene PR 10. The sequence comprises at least 45 nucleotides and has at least , two Dof, elements which individually may be in a forward or inverted orientation. Each Dof, element has a sequence NNNWAAAGNNN wherein N is A,T,G,or,C,and, W is A or T. The Dof elements are separated from each other by between 10 and 20 nucleotides. The sequence also has a TATA box located between 15 and 25 nucleotides in the 3' direction of the closest Dof element. In some instances the, polynucleotide has one Dof element with the sequence …
Read the whole patent
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 25, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 25, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 25, 2025.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
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.