Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11806694 | Catalyst and a process for the production of ethylenically unsaturated carboxylic acids or esters | David W. Johnson, Ian Andrew York | 2023-11-07 |
| 11602733 | Catalyst and a process for the production of ethylenically unsaturated carboxylic acids or esters | David W. Johnson, Ian Andrew York | 2023-03-14 |