An aqueous pharmaceutical preparation of cilostazol for parenteral use
CA 2443466 A1 · Owner: Kawakami, Keiichi · Inventors: Nagayasu, Shinya; Inoue, Fujio; Kawakami, Keiichi
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An aqueous preparation for injections which contains cilostazol or a pharmacologically acceptable salt thereof as the active ingredient and further contains a cyclodextrin. Due to the cyclodextrin the solubility of the , cilostazol or salt in the water is heightened. As a result the aqueous , preparation in the solution state has improved long-term stability.
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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 June 7, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 7, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 7, 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.