Genes encoding proteolytic enzymes from aspargilli
CA 2438680 A1 · Owner: Edens, Luppo · Inventors: Gustedt Von, Wilk; Dijk Van, Albertus Alard; Albang, Richard
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to newly identified gene sequences that encode novel proteases obtainable from Aspergillus niger. The invention features the full length gene sequence of the novel genes their cDNA sequences as well as the , full-length functional protein and fragments thereof. The invention also relates to methods of using these enzymes in industrial processes and methods of diagnosing fungal infections. Also included in the invention are cells transformed with DNA according to the invention and cells wherein a protease according to the invention is genetically modified to enhance or reduce its activity and/or level of expression.
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 February 22, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 22, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 22, 2024.
- 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.