Active substance plasters

US6143317A · kind A · utility

Assignee

• BEIERSDORF AG · DE

Inventors

• Peter Himmelsbach · Buxtehude, DE
• Peter Jauchen · Hamburg, DE
• Katharina Broschk · Hamburg, DE
• Ulrich Kohler · Hamburg, DE
• Matthias Wasner · Reinbek, DE

Key dates

• Filing date: Oct 19, 1998
• Grant date: Nov 7, 2000
• Expiry date: Oct 19, 2018

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/2883
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

Active substance plasters comprising a backing material and, applied at least partially thereon, an adhesive composition, wherein PA1 a) the adhesive composition comprises at least on active substance, PA1 b) the adhesive composition is a hotmelt adhesive composition, and PA1 c) the adhesive composition is foamed.