Patent · US Expired

Use of sphingolipids in the preparation of a cosmetic or dermopharmaceutical composition protecting the skin and hair against the harmful effects of atmospheric pollution

US5683684A · kind A · utility

7Cited by
2References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 7, 1994
Grant dateNov 4, 1997
Priority date
Expiry dateJan 7, 2014

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61Q5/12
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A process to protect skin or hair against harmful effects of pollution of the atmosphere by heavy metals involves applying to the skin or hair a composition containing a sphingolipid in an amount effective to protect the skin or hair against such harmful effects of the heavy metals.

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