Patent · US Expired

Agents for protection against light

US4284621A · kind A · utility

28Cited by

8References

8Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Reinhard Preuss · Krefeld, DE
Egbert Charlet · Langenfeld, DE
Peter Finkel · Cologne, DE
Hans J. Rosenkranz · Krefeld, DE

Key dates

Filing date	Mar 28, 1979
Grant date	Aug 18, 1981
Priority date	—
Expiry date	Mar 28, 1999

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K8/4946
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The invention concerns agents for protecting the skin against UV-radiation, said agents comprising an oil or wax having dissolved therein a compound of the formula ##STR1## in which R is an n-hexyl, n-octyl or n-decyl radical or a primary isoalkyl radical with 9 or 10 carbon atoms.

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