Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863981 | Synergistic mixture of stabilizers | — | 1989-09-05 |
| 4816507 | 1,2,2,6,6-pentamethyl-4-piperidylaminotriazine derivatives and their use as stabilizers | Erfinders G. Cantatore | 1989-03-28 |