Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11207664 | Heterogeneous catalyst | Victor J. Sussman, Kirk W. Limbach, Christopher D. Frick | 2021-12-28 |
| 11111204 | Method for production of methyl methacrylate by oxidative esterification using a heterogeneous catalyst | Christopher D. Frick, Jeffrey A. Herron, Kirk W. Limbach, Victor J. Sussman | 2021-09-07 |