Patent · US Active

Hair colouration, method and kit thereof

US9949543B2 · kind B2 · utility

2Cited by

3References

7Claims

0Family size

Assignee

NOXELL CORPORATION · US

Inventors

Matija Crne · Wiesbaden, DE
Lars Siegfried Dahne · Berlin, DE
Gabriella Egri · Berlin, DE
Christian Funk · Berlin, DE
Mathias Kurt Herrlein · Kronberg, DE
Klaus Hilbig · Frankfurt, DE
Moritz Klickermann · Berlin, DE
Tatjana Schafer · Rockenberg, DE

Key dates

Filing date	Oct 26, 2015
Grant date	Apr 24, 2018
Priority date	—
Expiry date	Oct 26, 2035

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K2800/884
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Method for coloring hair wherein a first composition comprising at least one cationic polymer and a second composition comprising at least one anionic polymer are alternately applied to the hair.

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