Concentrated, aqueous solutions of p-methoxybenzoic acid for use in cosmetic and dermatologic formulations

US7416722B2 · kind B2 · utility

Assignee

• Dr. Straetmans GmbH · DE

Inventors

• Udo Straetmans · Hamburg, DE
• Jan Jänichen · Hamburg, DE
• Wilfried Petersen · Hamburg, DE
• Michael Kinder · Hamburg, DE
• Christopher H. Johnson · Hazlet, US
• Garrett Reynolds · Colts Neck Township, US

Key dates

• Filing date: Apr 3, 2006
• Grant date: Aug 26, 2008
• Expiry date: Nov 3, 2026

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61K8/39
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The present invention is related to concentrated aqueous solutions of p-methoxybenzoic acid and their production.