Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5690909 | Fluorine-containing macrocyclic metal complexes | Johannes Platzek, Ulrich Niedballa, Hanns-Joachim Weinmann, Hans Bauer, Klaus Roth | 1997-11-25 |
| 5686492 | Disubstituted p-fluorobenzenesulfonamides | Ulrich Niedballa, Johannes Platzek | 1997-11-11 |
| 5679852 | Process for the production of DTPA-monoamides of the central carboxylic acid and their use as pharmaceutical agents | Johannes Platzek, Ulrich Niedballa, Peter Mareski | 1997-10-21 |
| 5676923 | Substituted DTPA monoamides of the central carboxylic acid group and their metal complexes | Johannes Platzek, Ulrich Niedballa, Peter Mareski, Hanns-Joachim Weinmann, Andreas Muhler +1 more | 1997-10-14 |
| 5654467 | Process for the production of C-substituted diethylenetriamines | Orlin Petrov, Jean-Claude Hilscher, Klaus Nickisch, Heribert Schmitt-Willich, Heinz Gries +1 more | 1997-08-05 |