Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4760201 | Process for recovering alcohols from sulfuric acid streams (CS-342) | William D. Diana | 1988-07-26 | $110,762,000 |
| 4678555 | Preparation of cellulose acetate membrane and its use for polar solvent-oil separation | — | 1987-07-07 | $128,960,000 |
| 4541972 | Preparation of cellulose acetate membrane and its use for polar solvent-oil separation | — | 1985-09-17 | $18,515,000 |
| 4426292 | Process for selective separation of molecular species from mixtures thereof using cyclodextrins | Stephen Scypinski | 1984-01-17 | $13,816,000 |