Use of (meth) acrylic acid/maleic acid copolymers for improving mucosal permeability

US6004575A · kind A · utility

Assignee

• BASF SE

Inventors

• Henrik L. Luessen · Rengsdorf, DE
• Gerrit Borchard · Arzier, CH
• Albertus Gerrit De Boer · Leiderdorp, NL
• Hans E. Junginger · Wellesley, US
• Karl Kolter · Ludwigshafen am Rhein, DE
• Volker Schehlmann · Schifferstadt, DE
• Axel Sanner · Bischofswerda, DE

Key dates

• Filing date: Jul 30, 1997
• Grant date: Dec 21, 1999
• Expiry date: Jul 30, 2017

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61K9/0043
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

(Meth)acrylic acid/maleic acid copolymers for improving mucosal permeability and pharmaceutical compositions containing them are described.