Patent · US Expired

N-aryl-4,5-diaminopyrazoles and dyes containing said compounds

US7195649B2 · kind B2 · utility

10Cited by
1References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 14, 2003
Grant dateMar 27, 2007
Priority date—
Expiry dateApr 2, 2024

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D401/04
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

N-Aryl-4,5-diaminopyrazole of formula (I) or a physiologically compatible salt thereof of an organic or inorganic acidwherein

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