Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847327 | Surface or electrically active copolymers of poly(4-substituted styrene/N-substituted maleimide) | Richard Vicari, Donna L. Keene | 1989-07-11 |
| 4822862 | Emulsion polymerization of 4-acetoxystyrene and hydrolysis to poly(p-vinylphenol | Donna L. Keene | 1989-04-18 |