Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5686642 | Compounds useful for the preparation of bi-and polyfunctional reactive dyestuffs | Konrad Bootz, Manfred Hoppe, Eckhard Bock, Wolfram Reddig, Thomas Eizenhofer +1 more | 1997-11-11 |
| 5675040 | Process for the preparation of sulphones | Udo-Winfried Hendricks, Karl-Josef Herd, Klaus Kunde | 1997-10-07 |
| 5663442 | Process for the preparation of sulphones | Udo-Winfried Hendricks, Karl-Josef Herd, Klaus Kunde | 1997-09-02 |
| 5597902 | Bi -and polyfunctional reactive dyestuffs, their prepartion and their use | Konrad Bootz, Manfred Hoppe, Eckhard Bock, Wolfram Reddig, Thomas Eizenh ofer +1 more | 1997-01-28 |