Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885403 | Process for making propargyl ethers of bisphenols | Stoil K. Dirlikov | 1989-12-05 |
| 4870213 | Aryloxyperfluoroalkyl arenes | Ted A. Morgan | 1989-09-26 |
| 4806688 | Preparation of diamino- and dialkylaminobenzenediols | Robert M. Strom | 1989-02-21 |