Compositions for transmucosal administration containing coenzyme q as the active ingredient
CA 2443191 A1 · Owner: Hidaka, Takayoshi · Inventors: Hidaka, Takayoshi; Hosoe, Kazunori; Fujii, Kenji
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Concerning the supply of coenzyme Q which is highly useful in maintaining human health, it is intended to provide a method and preparations whereby coenzyme Q can be efficiently supplied to patients having difficulties in oral administration, aged having swallowing difficulties and patients with diseases caused by topical disorders. It is found out that the coenzyme Q concentration in the blood or topical mucosae can be elevated by using compositions for transmucosal administration containing oxidized coenzyme Q and/or reduced coenzyme Q as the active ingredient wherein the total content of the oxidized coenzyme Q and the reduced coenzyme Q amounts to 0.0001 to 99% by weight of the …
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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 May 8, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 8, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 8, 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.