Patent · US Expired

Anti-inflammatory 2-methyl-2H-1,2-benzo-(or -thieno-)thiazine-3-carboxamide 1,1-dioxide derivatives, compositions, and method of use therefor

US4551452A · kind A · utility

15Cited by
6References
28Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 2, 1984
Grant dateNov 5, 1985
Priority date
Expiry dateMay 2, 2004

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D417/14
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Certain enol ether derivatives of oxicams (1,1-dioxides of N-heteroaryl-4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxamides and N-heteroaryl-4-hydroxy-2-methyl-2H-thieno[2,3-e]-1,2-thiazine-3-carboxamid es) are useful as prodrugs of these antiinflammatory compounds.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.