Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883870 | Piperidine-triazine compounds for use as stabilizers for organic materials | Valerio Borzatta, Franca Masina | 1989-11-28 |
| 4859724 | Bicyclic piperidine compounds for use as stabilizers for organic materials | Valerio Borzatta | 1989-08-22 |
| 4855434 | Piperidine compounds | Valerio Borzatta | 1989-08-08 |
| 4843159 | Triazine derivatives of piperidinylamidines | Valerio Borzatta | 1989-06-27 |
| 4803234 | Piperidine compounds and their use as anti-oxidative, light or thermal induced degradation agents | Valerio Borzatta | 1989-02-07 |