3-deoxyglucosone production inhibitor
CA 2225906 A1 · Owner: Fujisawa, Hiroki · Inventors: Hotta, Nigishi; Fujisawa, Hiroki
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An object of the present invention is to offer a novel inhibitor for the production of 3-deoxyglucosone which is an intermediate in Maillard reaction and induces a crosslinking glycation of proteins participating in various diseases. The inhibitor for the production of 3-deoxyglucosone (3-DG) in accordance with the present invention contains at least one of parabanic acid derivatives represented by the following formula (I) or pharmaceutically acceptable salts thereof as an effective ingredient. (see fig. I) In the formula, R is hydrogen or lower alkyl; X is hydrogen, alkyl, cycloalkyl, lower alkylcycloalkyl phenyl, or phenylalkyl which is optionally substituted with lower alkyl, lower …
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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 December 24, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 24, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 24, 2019.
- 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.