Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6407254 | 2-(2′-hydroxyphenyl)benzotriazoles used as U.V. stabilizers | Rosa Maria Riva, Carlo Neri | 2002-06-18 |
| 6268505 | 2-(2'Hydroxyphenyl) benzotriazoles and process for their preparation | Rosa Maria Riva, Carlo Neri | 2001-07-31 |
| 6121456 | 2-(2'Hydroxyphenyl) benzotriazoles and process for their preparation | Rosa Maria Riva, Carlo Neri | 2000-09-19 |