Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886793 | Penem derivatives | Ettore Perrone, Marco Alpegiani, Franco Zarini, Costantino della Bruna, Giovanni Franceschi | 1989-12-12 |
| 4863914 | Penem derivatives | Ettore Perrone, Marco Alpegiani, Franco Zarini, Giovanni Franceschi, Costantino D. Bruna | 1989-09-05 |
| 4837215 | Penem derivatives | Ettore Perrone, Marco Alpegiani, Franco Zarini, Giovanni Franceschi, Costantino D. Bruna | 1989-06-06 |