Regulation of promoter activity using a polypeptide isolated from lactococcus lactis
CA 2426086 A1 · Owner: Bioteknologisk Institut · Inventors: Madsen, Soeren Michael; Johnsen, Mads Groenvold; Glenting, Jacob
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Nucleotide sequences coding for a promoter activity-regulating polypeptide designated OrfY, isolated from Lactococcus lactis and promoter activity-, regulating active homologues and fragments hereof is used to indirectly regulating the expression of genes. The coding sequence is inserted into lactic acid bacterial cells or any other cells with the objective of either reducing or enhancing the expression level of the gene being under the control of the promoter sequence, the activity of which is regulated by the OrfY polypeptide or homologues or fragments hereof. Improved gene expression systems are provided based on this promoter activity-regulating polypeptide.
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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 October 19, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 19, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 19, 2023.
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Timeline
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Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.