Issued Patents 1997
Showing 1–3 of 3 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 |
| 5621104 | Substituted 3-phenanthridinone derivatives as 5-alpha-reductase inhibitors | William K. Hagmann | 1997-04-15 |
| 5595996 | 7-substituted 4-aza cholanic acid derivatives and their use | Josephine R. Carlin, Shuet-Hing Lee Chiu, Richard L. Tolman | 1997-01-21 |