Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5955458 | Penicillin glycolate | — | 1999-09-21 |
| 5565588 | 9-alpha-hydroxy steroids, process for their preparation, process for the preparation of the corresponding 9(11)-dehydro derivatives and pharmaceutical preparations containing said steroids | Jacobus N. M. Batist, Arthur F. Marx, Willem Johan Van Zoest | 1996-10-15 |
| 5352809 | 9-alpha-hydroxy steroids, process for their preparation, process for the preparation of the corresponding 9(11)-dehydro derivatives and pharmaceutical preparations containing such steroids | Jacobus N. M. Batist, Arthur F. Marx, Willem Johan Van Zoest | 1994-10-04 |
| 4576754 | Preparation of 6,6-dibromo-penicillanic acid-1,1-dioxide | Herman P. Fasel | 1986-03-18 |
| 4554104 | Dehalogenation process of a penicillanic acid derivative | Herman P. Fasel | 1985-11-19 |
| 4528135 | Process for the preparation of penicillanic acid 1,1-dioxides | Peter W. Henniger, Johannes K. van der Drift, Herman P. Fasel | 1985-07-09 |
| 4358588 | Process for preparing cephalosporanic acid compounds | Peter W. Henniger, Johannes K. van der Drift, Gerard J. van Veen | 1982-11-09 |