Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6452018 | 2-(2′-hydroxyphenyl) benzotriazoles containing a 2,4-imidazolidinedione group and process for their preparation | Carlo Neri, Barbara Granelli | 2002-09-17 |
| 6407254 | 2-(2′-hydroxyphenyl)benzotriazoles used as U.V. stabilizers | Carlo Neri, Rosalba Colombo | 2002-06-18 |