Patent · US Expired

Imidazo-[1,5-d]-as-triazin-1(2H)-ones and method of ameliorating asthma

US4115572A · kind A · utility

3Cited by
1References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 18, 1977
Grant dateSep 19, 1978
Priority date—
Expiry dateOct 18, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D487/04
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

There are provided substituted imidazo[1,5-d]-as-triazin-1(2H)-ones useful as anti-asthmatic agents.

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