Substituted quinones or analogues as colouring agents

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United States of America Patent

PATENT NO 9458142
APP PUB NO 20150315177A1
SERIAL NO

14651747

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Abstract

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The invention relates to protein-adhesive dyes, to the preparation thereof and to preparations comprising same, and to a method for coloring keratin-containing fibers, in particular for coloring human hair.

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Patent Owner(s)

Patent OwnerAddress
MERCK PATENT GMBH64293 DARMSTADT

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Rudolph, Thomas Darmstadt, DE 80 509
Scheurich, Rene Peter Gross-Zimmern, DE 8 5

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