Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5663190 | Memory enhancing and analgesic 1,2,3,3a,8,8a-Hexahydro-3a,8(and 1,3a,8)-Di (and Tri)methylpyrrolo(2,3-b) indoles | Grover C. Helsley, Edward J. Glamkowski, Yulin Chiang | 1997-09-02 |
| 5621114 | Method for preparing 1, 2, 3, 3A, 8, 8A-hexahydro-3A, 8 (and 1, 3A, 8)--DI (and TRI) methylpyrrolo[2,3-B] indoles | Grover C. Helsley, Edward J. Glamkowski, Yulin Chiang | 1997-04-15 |