Patent · US Expired

Skin coloring and sunscreening compositions containing indoles and M-nitro alkoxybenzenes

US5037640A · kind A · utility

4Cited by
4References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 22, 1989
Grant dateAug 6, 1991
Priority date
Expiry dateNov 22, 2009

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61Q19/04
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Compositions containing selected indoles and m-nitro alkoxybenzenes are useful for imparting a tan coloration to the skin while concurrently functioning as sun screening compositions.

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