Aryl 5-thio-.beta.-d-glucopyranoside derivatives and therapeutic agents for diabetes containing the same
CA 2478889 A1 · Owner: Kakinuma, Hiroyuki · Inventors: Kakinuma, Hiroyuki; Asanuma, Hajime; Sato, Masakazu
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
It is intended to provide 5-thio-.beta.-D-glucopyranoside compounds represented by the following general formula (i) which show an effect of , inhibiting the SGLT2 activity pharmaceutically acceptable salts thereof or hydrates of the same; and drugs (in particular preventives or remedies for , diabetes diseases relating to diabetes or diabetic complications) containing the same as the active ingredient: (i)
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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 August 8, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 8, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 8, 2025.
- 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.