Issued Patents All Time
Showing 1–5 of 5 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 |
| 5547977 | 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 | 1996-08-20 |
| 5541216 | Memory enhancing and analgsic 1,2,3,3A,8,8A-Hexahydro--3A, 8(And1,3A,8)-Di (and Tri) Methylpyrrolo(2,3-B Indoles | Grover C. Helsley, Edward J. Glamkowski, Yulin Chiang | 1996-07-30 |
| 5541340 | Method of 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 | 1996-07-30 |