Patent · US Expired

Depigmentation agents

US7338979B2 · kind B2 · utility

0Cited by
1References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 28, 2004
Grant dateMar 4, 2008
Priority date
Expiry dateJul 11, 2025

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07B2200/13
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The present invention is directed to 4-cyclopentyl resorcinol monohydrate, its Form I polymorph, formulations containing at least one of these compounds, and their use to lighten skin.

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