Pharmaceutical compositions and combinations for the treatment or prophylaxis of disorders related to hiv and retrovirus
CA 2312644 A1 · Owner: Tsai, Shiou-Ren · Inventors: Yang, Chi-Chiang
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The subject invention is directed to a pharmaceutical composition for the treatment or prophylaxis of disorders related to HIV and retrovirus said, composition comprising an effective amount of a compound of formula I (see formula I), wherein, Ar represents aryl which is unsubstituted or substituted with halo hydroxyl or C1-6-alkoxyl;, A represents C1-6-alkylene C2-6-alkenylene or C2-6-alkynylene;, m is an integer from 0 to 6; and B represents hydrogen, C1-6-alkyl or aryl said aryl is unsubstituted or, substituted with halo hydroxyl, C1-6-alkyl, C2-6-alkenyl or C2-6-alkynyl; or pharmaceutically acceptable salts thereof together with a, pharmaceutically acceptable carrier. The invention is …
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 June 28, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 28, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 28, 2022.
- 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.