Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4840943 | Androst-4-ene-3,17-diones and process for their preparation | Enrico di Salle, Paolo Lombardi | 1989-06-20 |
| 4824830 | 6- or 7-methylenandrosta-1,4-diene-3,17-dione derivatives and process for their preparation | Natale Barbugian, Paolo Lombardi, Enrico di Salle | 1989-04-25 |
| 4822528 | 4-substituted 6-alkylidenandrosteine-3,17-dione derivatives and process for their preparation | Maristella Colombo, Enrico di Salle, Paolo Lombardi | 1989-04-18 |
| 4810423 | 1,2-beta-methylene-4-substituted androstene-3,17-dione derivatives and process for their preparation | Enrico di Salle, Paolo Lombardi | 1989-03-07 |
| 4808616 | 6-substituted androsta-1,4-diene-3,17-diones | Natale Barbugian, Paolo Lombardi, Enrico di Salle | 1989-02-28 |