Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5670659 | Preparation of citraconic anhydride | Alain Sigismondi, Philippe-Jean Tirel | 1997-09-23 |
| 5600013 | Preparation of cyclic ketones | Michel Crochemore | 1997-02-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5670659 | Preparation of citraconic anhydride | Alain Sigismondi, Philippe-Jean Tirel | 1997-09-23 |
| 5600013 | Preparation of cyclic ketones | Michel Crochemore | 1997-02-04 |