Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6452018 | 2-(2′-hydroxyphenyl) benzotriazoles containing a 2,4-imidazolidinedione group and process for their preparation | Rosa Maria Riva, Barbara Granelli | 2002-09-17 |
| 6444848 | Process for the preparation of symmetrical diacylhydrazines | Fabio Broussard, Flavio Somenzi | 2002-09-03 |
| 6407254 | 2-(2′-hydroxyphenyl)benzotriazoles used as U.V. stabilizers | Rosa Maria Riva, Rosalba Colombo | 2002-06-18 |
| 6403679 | Granular form of a mixture of a nickel-quencher and a benzophenone and process for its preparation | Luciano Pallini, Giovanni Sandre | 2002-06-11 |
| 6353044 | Light-stabilized organic polymers | Luciana Crisci, Fabio Broussard, Mauro Adovasio | 2002-03-05 |