Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6784170 | Synthesis of anti-estrogenic and other therapeutic steroids from 21-hydroxy-19-norpregna-4-en-3-one | Richard H. Peters, Jyanwei Liu, John G. Johansson, Wan-Ru Chao, Masato Tanabe | 2004-08-31 |