Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693809 | Substituted 4-aza-5.alpha.-androstan-ones as 5.alpha.-reductase inhibitors | Philippe L. Durette, William K. Hagmann, Gary H. Rasmusson, Richard L. Tolman, Ihor E. Kopka +4 more | 1997-12-02 |
| 5639741 | 17-amino substituted 4-azasteroid 5.alpha.-reductase inhibitors | Jeffrey P. Bergman, Richard L. Tolman | 1997-06-17 |
| 5620986 | 17 urea, thiourea, thiocarbamyl and carbamyl4-azasteroid 5-reductase inhibitors useful in the prevention and treatment of hyperandrogenic disorders | Richard L. Tolman | 1997-04-15 |
| 5610162 | Ester derivatives of 4-aza-steroids | Gary H. Rasmusson, Richard L. Tolman, Shu S. Yang | 1997-03-11 |