Patent · US Active

Lightening agent having cationic acylpyridinium derivatives and certain ammonium compounds

US8277516B2 · kind B2 · utility

0Cited by
1References
12Claims
0Family size

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Key dates

Filing dateApr 12, 2012
Grant dateOct 2, 2012
Priority date
Expiry dateApr 12, 2032

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K2800/88
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Agent for lightening keratinous fibers comprising in a cosmetic carrier (i) at least one oxidation agent, (ii) at least one acylpyridinium derivative of Formula (I) and (iii) at least one ammonium compound comprising hydroxyl groups of Formula (II).

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