Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4361513 | Esters of penicillanic acid sulfone | David L. Hageman | 1982-11-30 |
| 4321196 | Bis-esters of methanediol with acetonides of ampicillin or amoxicillin and penicillanic acid 1,1-dioxide | — | 1982-03-23 |