Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Azo dyestuffs in which the coupling component contains an N,N-bis(alkoxy carbonylalkyl) substituent

Azo dyestuffs in which the coupling component contains an N,N-bis(alkoxy carbonylalkyl) substituent

US Patent 5194598 · Granted Mar 16, 1993

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Disperse azo dyestuffs2010
Dyed compositions containing insecticides2004
Hydroxypyridonemethide azo dyes2003
Thermomigrationfast azo dyes2001
Pyridone-methide azo dyestuffs1999
Pyridone-methide azo dyestuffs with improved dyeing and printing properties for 1998
Cyanation of double bond systems1998
Mixtures of blue disperse azo dyestuffs1997
Monazo compounds containing a 1-phenyl-2-pyrazoline coupling component1991
Colored thermoplastic resin composition1991
Process for preparing 2-amino-thiophenes and azo dyestuffs prepared therefrom1989
Process for the preparation of benzothiazoles1989