Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886799 | Acetamides derived from 2,3-dihydro-3-phenyl-2-benzofuranone | Jean Lepagnol | 1989-12-12 |
| 4885299 | 2-(2,3-dihydro-2-oxo-3-benzofuranyl)acetic acids antihypoxic and nootropic effects having | Jean Lepagnol | 1989-12-05 |
| 4877788 | New piperazinylalkylpiperazinedione compounds | Jean-Claude Poignant | 1989-10-31 |
| 4859700 | 2-(2,3-dihydro-2-oxo-3-benzofuranyl)acetic acid compounds having antihypoxic and nootropic effects | Jean Lepagnol | 1989-08-22 |
| 4820707 | 2,6-piperazinedione compounds | Jean-Claude Poignant | 1989-04-11 |
| 4812469 | Acetamides derived from 2,3-dihydro-3-phenyl-2-benzofuranone | Jean Lepagnol | 1989-03-14 |