Patent · US Active

Substituted p-phenylenediamines as new oxidation dye precursor products of the developer type

US10004674B2 · kind B2 · utility

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1References

14Claims

0Family size

Assignee

Henkel AG & Co. KGaA · DE

Inventors

Antje Gebert-Schwarzwaelder · Neuss, DE
Helmut Giesa · Meerbusch, DE
Jan-Michael Schoenebeck · Potsdam, DE

Key dates

Filing date	Dec 14, 2016
Grant date	Jun 26, 2018
Priority date	—
Expiry date	Dec 14, 2036

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K2800/4324
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Compounds, and agents for oxidatively changing the color of keratinic fibers that include such compounds, in particular human hair, in a cosmetic carrier. The compounds are at least one oxidation dye precursor product of formula (I) and/or physiologically acceptable salt thereof,

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