Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5041677 | Process for synthesizing 4,4'-dihydroxydiphenyl sulfone | Bernard Cooker | 1991-08-20 |
| 5001270 | Process for recovering 4,4' dihydroxydiphenyl sulfone from an isomer mixture | Bernard Cooker | 1991-03-19 |