Patent · US Active

Colouring composition

US9271918B2 · kind B2 · utility

0Cited by

1References

14Claims

0Family size

Assignee

KAO GERMANY GMBH · DE

Inventors

Andrea Ast · Darmstadt, DE
Martin Hoffmann · Zwingenberg, DE

Key dates

Filing date	May 22, 2012
Grant date	Mar 1, 2016
Priority date	—
Expiry date	May 22, 2032

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61Q5/10
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Present invention is related to an aqueous coloring composition for keratin fibers especially human hair. The object of the present invention is an aqueous hair coloring composition comprising at least one direct dye and at least one alkyl methicone.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.