Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888423 | 6-(4-Hydroxyphenyl)-4,5-dihydro-3(2h)-pyridazinones and stabilized compositions | Steven D. Pastor | 1989-12-19 |
| 4831178 | Aliphatic esters of 1,3,2-oxazaphospholidines | Stephen D. Pastor, James L. Hyun | 1989-05-16 |
| 4812501 | 1,3,2-oxazaphospholidine stabilizers | Stephen D. Pastor, James L. Hyun | 1989-03-14 |