Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4837188 | Catalytic systems having extended duration and conservation for the metathesis of olefins | Michel Leconte, Jean Ollivier, Emile Perez, Francoise Quignard, Isabelle Rico | 1989-06-06 |