Patent · US Expired

Indolopyrones having antiallergic activity

US4028383A · kind A · utility

5Cited by
0References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 8, 1975
Grant dateJun 7, 1977
Priority date
Expiry dateSep 8, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D209/36
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

This invention relates to novel substituted indolopyrones which have utility in preventing allergic and asthmatic reactions in mammals.

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