Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6906229 | Process for hydrolyzing di-isopropyl ether to isopropyl alcohol by catalytic distillation using a solid acid catalyst | — | 2005-06-14 | $514,471,000 |
| 6733637 | Process for producing ultra-high purity isopropanol | Dennis Jay Davoren, Timothy P. Dean, John P. Motlow, Charles M. Yarbrough | 2004-05-11 | $128,750,000 |
| 4471142 | Process for producing isopropyl alcohol and di-isopropyl ether | William E. Wellman | 1984-09-11 | $30,271,000 |