Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process for the preparation of 4-hydroxalkylamino-2-nitro-anisoles

Process for the preparation of 4-hydroxalkylamino-2-nitro-anisoles

US Patent 7405325 · Granted Jul 29, 2008

Estimated economic value: $116,515,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Two component hair treatment kit comprising a hair coloring cream and a develope2022
Permanent hair colorants based on a cream-like carrier and a combination of tris2018
Methods of synthesizing 2-Methoxymethyl-1,4-benzenediamine2014
Dark coloured azo dyes2012
Dark coloured azo dyes2011
Agents for coloring keratin fibers2010
Coloring agents for keratin fibers2010
Agents for coloring keratin fibers2009
Coloring agents for keratin fibers2009
Agents for coloring keratin fibers comprising zwitterionic azomethine dyes2009
Oxidizing hair coloring agents containing m-aminophenol derivatives2009
Colorants containing cationic indazoline thiazolazo dye2009