Patent · US Expired

Composition comprising at least one mixed dye comprising at least one chromophore chosen from compounds of the methine family and/or the carbonyl family, dyeing process and kit, and mixed dyes

US7288121B2 · kind B2 · utility

3Cited by
18References
32Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 28, 2005
Grant dateOct 30, 2007
Priority date
Expiry dateJan 29, 2026

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD06P3/14
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The present invention relates to a dye composition including at least one mixed dye containing at least one chromophore of methine or carbonyl type or their combinations. The invention furthermore relates to a process for dyeing keratin fibers, especially human keratin fibers, such as the hair, using the composition, and also to a suitable kit. The invention also relates to the abovementioned mixed dyes per se.

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