Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7485746 | Staged countercurrent oxidation | Frank G. Belmonte, David L. Sikkenga, Olusola Sunday Ogundiran, Kenneth J. Abrams, Linus K. Leung +2 more | 2009-02-03 |
| 7465824 | Process for the production of high purity aromatic carboxylic acids using a benzoic acid and water solvent for oxidation and purification | Carolyn E. Schmit, David L. Sikkenga | 2008-12-16 |