Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853478 | Functionalized monomers from 1-(1-isocyanato-1-methlethyl)-3 or 4-(1-methylethenyl) benzene | Howard A. Colvin, Kirkwood S. Cottman | 1989-08-01 |
| 4806447 | Method of chemically bonding antioxidants into polymeric materials | — | 1989-02-21 |