Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816598 | 4-Amino-butanoic acid derivatives | Marcel Descamps | 1989-03-28 |
| 4814485 | 4-aminobutanoic acid derivatives, process of preparation and use thereof | Marcel Descamps, Dino Nisato | 1989-03-21 |