Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5347038 | Process of the preparation of 2,5-di-phenylamino-terephthalic acid and its dialkyl esters in a high purity | Otto Arndt, Hermann Fuchs | 1994-09-13 |
| 5300693 | Process for the preparation of 1,4-bis(4-fluorobenzoyl)-benzene | Georg Grotsch, Hans H. Schubert | 1994-04-05 |
| 5208365 | Process for the preparation of 2,5-di(phenylamino)-terephthalic acid and its dialkyl esters in high purity | Hermann Fuchs, Otto Arndt | 1993-05-04 |
| 5132431 | Process for the continuous preparation of imidoperoxycarboxylic acids | Hermann Fuchs, Hanspeter Gethoffer | 1992-07-21 |