Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6703399 | Halo-alkyl esters of camptothecins and methods of treating cancer using these compounds | Zhisong Cao | 2004-03-09 |
| 6699875 | Cascade esters of camptothecins and methods of treating cancer using these compounds | Zhisong Cao | 2004-03-02 |