Deep knowledge on
small-molecule drugs and
the 110,000 global patents
Proactively manage your pharmacy inventory
Drug patents …
… from Kazakhstan to Kalamazoo
Find generic entry opportunities
Anticipate generic drug launch
Manage your formulary budget
|Abstract:||A process for the synthesis of N-aryl-3,4-dihydro-2-alkyl-4-oxo-2H-1,2-benzothiazine-3-carboxamide 1,1-dioxides by treatment of N-aryl-N'-alkyl-N'-(2'-alkoxycarbonylbenzenesulfonyl)glycineamides, useful intermediates for said process, with an alkali or alkaline earth metal hydride in a reaction-inert solvent at 50.degree.-150.degree. C., said products being antiinflammatory agents. .Iadd.|
|Inventor(s):||Lombardino; Joseph G. (Niantic, CT)|
|Assignee:||Pfizer Inc. (New York, NY)|
Patent Claim Types:|
see list of patent claims
|Country||Document Number||Estimated Expiration||Supplementary Protection Certificate||SPC Country||SPC Expiration|
|United Kingdom||1414887||► subscribe|
| This preview shows a limited data set|
Subscribe for full access, or try a Trial
The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.
Export unavailable in trial.
Subscribe for complete access.