Patent · US Active

Cosmetic composition for the oxidative dyeing of keratin fibres

US11752082B2 · kind B2 · utility

0Cited by

2References

20Claims

0Family size

Assignee

L'Oreal · FR

Inventors

Ping Huang · Mountain View, US
Wei Wei · Gainesville, US
Philippe Rapold · Paris, FR

Key dates

Filing date	Jun 28, 2019
Grant date	Sep 12, 2023
Priority date	—
Expiry date	Jun 28, 2039

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K2800/882
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

A dye composition I, comprises: a) at least one oxidative dye(s), b) at least one thickener selected from anionic polymer(s), and c) at least one antioxidant including thiol-derived reducer(s). A kit comprises (1) the dye composition I and (2) oxidizing composition IL, comprising at least one oxidant.

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