Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5674866 | Antiallergic imidazoazepines | Frans Eduard Janssens | 1997-10-07 |
| 5629308 | Imidazo [1,2-A] (pyrrolo, thieno or furano) [2,3-D] azepine derivatives | Frans Eduard Janssens, Gaston Stanislas Marcella Diels | 1997-05-13 |