Active ingredient combinations or adducts of biotin and/or biotin derivatives and cyclodextrins and use of such active ingredient combinations in cosmetic preparations

US6436414B1 · kind B1 · utility

Assignee

• BEIERSDORF AG · DE

Inventors

• Thomas Raschke · Pinneberg, DE
• Heiner Max · Hamburg, DE

Key dates

• Filing date: Aug 21, 2000
• Grant date: Aug 20, 2002
• Expiry date: Aug 21, 2020

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61Q19/08
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

Active ingredient combinations of cyclodextrins and biotin and/or one or more biotin derivatives for use in cosmetic or dermatological formulations.