Patent · US Expired

Dyeing method using a specific cationic derivative and a compound selected among a specific aldehyde, a specific ketone, a quinone and a di-imino-isoindoline or 3-amino-isoindolone derivative

US6635090B1 · kind B1 · utility

6Cited by
21References
64Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 3, 2000
Grant dateOct 21, 2003
Priority date
Expiry dateOct 3, 2020

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K8/4926
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Compositions, methods, and kits for dyeing at least one keratin fiber, comprising at least one specific cationic compound and at least one compound chosen from specific aldehydes, specific ketones, quinones, diiminoisoindoline derivatives, and 3-aminoisoindolone derivatives, with the proviso that the inventive compositions do not comprise an oxidizing agent.

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