Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › 2-amino-6-chloro-4-nitro-phenol derivatives, process to their production and hair dyes containing those compounds

2-amino-6-chloro-4-nitro-phenol derivatives, process to their production and hair dyes containing those compounds

US Patent 5067966 · Granted Nov 26, 1991

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Hair care compositions with diquaternary silicone polymers2004
Oxidation hair dye composition made from a creamy hair dye-containing carrier an1997
Oxidative hair dye based on a creamlike carrier composition as well as process f1996
2-nitroaniline derivatives and hair dyeing compositions containing same1991
Oxidative hair dye composition based on a gel vehicle and a process to dye hair1991
Composition and method for the oxidative dyeing of hair1989
Hair treating compositions and processes for improving the condition of hair1989
Agent for dyeing hair1989
2-nitroaniline derivatives1989
Agent and process for the coloring of hair1988
2-alkyl sulfonyl-1,4-diaminobenzenes, processes for their production and oxidati1988
Hair treatment agent and method for improving the conditon of hair1988