Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5194633 | Preparation of 1,1,1,3,3,3-hexafluoro-2,2-Di(3,4-dicarboxyphenyl)propane anhydride | Walter Partenheimer, Douglas E. Fjare | 1993-03-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5194633 | Preparation of 1,1,1,3,3,3-hexafluoro-2,2-Di(3,4-dicarboxyphenyl)propane anhydride | Walter Partenheimer, Douglas E. Fjare | 1993-03-16 |