Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5684158 | 3-amino!-tetrahydrocarbazole-propanoic acid esters | Samir Samaan, Joachim Lanz, Ulrich Rosentreter | 1997-11-04 |
| 5639886 | One-pot process for the preparation of 3-quinolonecarboxylic acid derivatives | Rudolf Zerbes, Gerhard Franckowiak, Herbert Diehl | 1997-06-17 |