Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Disperse dyes containing a tricyanovinyl grouping bonded to a N,N-disubstituted aniline

Disperse dyes containing a tricyanovinyl grouping bonded to a N,N-disubstituted aniline

US Patent 4992558 · Granted Feb 12, 1991

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Dye mixtures2009
Phthalimidylazo dyes, processess for the preparation thereof and the use thereof2007
Phthalimidyl azo dyes, process for the preparation thereof and the use thereof2006
Azo dyes, a process for their preparation and their use in the production of col2006
Anthraquinone-azo dyes2006
Phthalimidyl azo dyes, process for the preparation thereof and the use thereof2006
Pyridone dyes, a process for their preparation and their use in the production o2005
Pyridone dyes, a process for the preparation and their use in the production of 2005
Phthalimidyl azo pigments, method for producing same and utilisation thereof2003
Azo dye mixtures2003
Disperse dyes2000
Disperse dyes2000