Patent · US Expired

Benefit agent compositions comprising mixtures of .alpha.-hydroxy esters

US6322799A · kind A · utility

7Cited by
8References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 16, 1999
Grant dateNov 27, 2001
Priority date
Expiry dateApr 16, 2019

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61Q11/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The present invention relates to skin care or personal wash cleanser compositions comprising mixtures of short and long-chain alpha-hydroxy acid esters in order to obtain long term benefit of shorter esters while masking short term drying effect of short chain esters.

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