Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5688902 | Process for the preparation of polyimides or of their biodegradable polypeptide hydrolysates | Jean-Marie Bernard, Arnaud Ponce, Florence Tournilhac | 1997-11-18 |
| 5688903 | Process for the preparation of polycondensates of amino acids and the biodegradable polypeptide hydrolysates thereof, and their use in detergent compositions | — | 1997-11-18 |