Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8728995 | Process for the preparation of polyalkenyl succinic anhydrides | John T. Loper | 2014-05-20 |
| 7897696 | Process for the preparation of polyalkenyl succinic anhydrides | John T. Loper | 2011-03-01 |
| 4883886 | Process for manufacturing polyalkenyl succinic anhydrides | — | 1989-11-28 |