Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6093336 | Process for making solid compositions comprising quaternary ester ammonium compounds and fatty acids | Jan J. H. Ploumen, Kornelis Overkempe | 2000-07-25 |
| 5442058 | Conversion of penicillins and cephalosporins to 1-(S)-sulfoxides | — | 1995-08-15 |
| 4251640 | Process for the preparation of (co)polymerizable composition | Arnold Schroeder | 1981-02-17 |