Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853458 | Carboxy-functionalized polycarbonate from carboxyphenol | Ronald J. Gambale, Kathryn Lynn Longley, Timothy J. Ullman | 1989-08-01 |
| 4808672 | Thermally stable polyphenylene ether having terminal anthranilate ester groups | Choong Y. Han | 1989-02-28 |
| 4800218 | Functionalized thermoplastic polymers, blends prepared therefrom, and methods for preparing blends | Robert A. Pyles | 1989-01-24 |