Patent · US Expired

Spirobenzofuranone compounds

US4330554A · kind A · utility

2Cited by
1References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 17, 1981
Grant dateMay 18, 1982
Priority date
Expiry dateApr 17, 2001

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D307/94
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Novel spirobenzofuranone compounds of the formula: ##STR1## have gastric secretion inhibitive, antiinflammatory and analgesic activities, and are of value as drugs.

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