Angiotensin i-converting enzyme inhibitory substance
CA 2360015 A1 · Owner: Riken Vitamin Co. Ltd. · Inventors: Funayama, Katsura; Kobayashi, Akio; Ooba, Takashi
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The subject of the invention is to produce a peptide with potent the angiotensin I-converting enzyme (ACE) inhibitory activity by decomposing the protein contained in wakame with protease, using wakame being a food material ingested daily as a raw material, and to provide a safe food composition with hypotensive activity, using the treatment product thereof as a raw material. The inventors have found that when performing the decomposing, treatment of wakame with various proteases a group of endo-type, enzymes produced by Bacillus produce peptides with particularly strong ACE inhibitory activity, leading to the completion of the invention.
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 October 26, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 26, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 26, 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.