Patent · US Expired

Sun screen formulations

US6521217B1 · kind B1 · utility

7Cited by

1References

23Claims

0Family size

Assignee

Ciba Specialty Chemicals Corporation · US

Inventors

Helmut Luther · Weil am Rhein, DE
Albert Stehlin · Rixheim, FR

Key dates

Filing date	Dec 20, 2000
Grant date	Feb 18, 2003
Priority date	—
Expiry date	Dec 20, 2020

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K2800/652
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Disclosed is sun screen formulation, comprising (a) a micronised organic UV absorber, and (b) a cosmetically acceptable carrier, wherein the micronised organic UV absorber is present in the oil phase of the formulation. The sunscreen composition of the invention provides excellent protection of the human skin against the damaging effects of sunlight, while permitting safe tanning of the skin.

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