Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6642383 | Oxopiperazinyl derivatives and light stabilized compositions | Dario Lazzari, Graziano Zagnoni, Mirko Rossi, Alessandro Zedda, Stephen Mark Andrews | 2003-11-04 |
| 6596461 | Piperazinone derivatives | Dario Lazzari, Mirko Rossi, Graziano Zagnoni, Alessandro Zedda, Stephen Mark Andrews | 2003-07-22 |
| 6538055 | Polysilane stabitizers containing sterically hindered amine groups | Primo Carrozza, Giovanni Da Roit, Chryssostomos Chatgilialoglu | 2003-03-25 |