¬5-chloro-6-phenyl-2-(4-trifluoromethylphenyl)-4-pyrimidinylamino acetamide derivatives, process for preparing the same, medicinal compositions containing the same, and intermediate of these compounds
CA 2390259 A1 · Owner: Tanaka, Masayasu · Inventors: Murata, Teruya; Ohno, Kazunori; Tanaka, Masayasu
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
5-Chloro-6-phenyl-2-(4-trifluoromethylphenyl)-4-pyrimidinylaminoacetamide derivatives represented by general formula (I). Because of having a potent antirheumatic effect and a low toxicity these compounds are useful as , remedies and preventives for rheumatic diseases such as rheumatism Becet's , disease and ankylosing spondylitis and inflammatory immunologic diseases such as multiple screlosis, systemic lupus erythematosus and inflammatory autoimmunologic diseases such as Sjoegren's syndrome. In said formula R1 , represents methyl or cyclopropyl.
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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 November 9, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 9, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 9, 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.