Subtilase variants
CA 2424434 A1 · Owner: Norregaard-Madsen, Mads · Inventors: Norregaard-Madsen, Mads; Larsen, Line Bloch; Hansen, Peter Kamp
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Novel subtilase variants having a reduced tendency towards inhibition by substances present in eggs, such as trypsin inhibitor type IV-0. In particular, variants comprising at least one additional amino acid residue between positions 42-43, 51-56, 155-161 187-190, 216-217, 217-218 or 218-219 , (in BASBPN numbering). These subtilase variants are useful exhibiting excellent or improved wash performance on egg stains when used in e.g. cleaning or detergent compositions, such as laundry detergent compositions and dishwash composition, including automatic dishwash compositions. Also isolated DNA sequences encoding the variants expression vectors, host cells, and methods for producing and …
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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 12, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 12, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 12, 2023.
- 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.