Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5672664 | Color improved polycarbonate compositions and molded articles | James L. DeRudder | 1997-09-30 |
| 4686277 | Process for separating and polymerizing cyclic oligomeric polycarbonate | Niles R. Rosenquist, Robert A. Pyles, Patrick James Mulvey | 1987-08-11 |