Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4946880 | Silylated U.V. stabilizers containing hindered tertiary amines | Silvestro Costanzi, Damiano Gussoni, by Clara Pungiluppi, heir, by Renato Zavattini, heir, Luciano Pallini | 1990-08-07 |
| 4935063 | Fillers and pigments possessing organic polymer stabilizing properties and a process for their preparation | Silvestro Costanzi, Ugo Bersellini, Damiano Gussoni | 1990-06-19 |
| 4524187 | Isobutylene-triene copolymers cross-linkable under ambient humidity conditions, a process for their preparation, and intermediate suitable for this purpose | Alberto Greco, Guglielmo Bertolini | 1985-06-18 |