Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4256875 | Extraction of sennosides | Jean P. Gabriel, Marcel Dumont | 1981-03-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4256875 | Extraction of sennosides | Jean P. Gabriel, Marcel Dumont | 1981-03-17 |