Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11459314 | Method for isolation of an aromatic dianhydride and aromatic dianhydrides prepared by the method | Gregory L. Hemmer, Sivakumar Periyasamy, Robert Werling, Ravi Gautam | 2022-10-04 |