Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4213911 | Process for preparing high-melting chenodeoxycholic acid | Michael C. Attwell, Roberto A. Vergottini, Peter Ziegler | 1980-07-22 |
| 4186143 | Chenodeoxycholic acid recovery process | Peter Ziegler, Michael C. Attwell, Roberto A. Vergottini | 1980-01-29 |