Use of tetra azacycle complexes as x-ray diagnostic agents for the liver and gallbladder

US5853699A · kind A · utility

Assignee

• SCHERING CORPORATION · US

Inventors

• Franz-Karl Maier · Berlin, DE
• Michael Bauer · Berlin, DE
• Werner Krause · Plantsville, US
• Ulrich Speck · Berlin, DE
• Gabriele Schuhmann-Giampiere · Berlin, DE
• Andreas Muhler · Oderberg, DE
• Thomas Balzer · Berlin, DE
• Wolf-Rudiger Press · Berlin, DE

Key dates

• Filing date: Nov 30, 1995
• Grant date: Dec 29, 1998
• Expiry date: Nov 30, 2015

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T436/24
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The disclosed metal complexes are suitable as contrast media for computer tomography of the liver and the biliary tracts.