Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5686642 | Compounds useful for the preparation of bi-and polyfunctional reactive dyestuffs | Manfred Hoppe, Eckhard Bock, Wolfram Reddig, Thomas Eizenhofer, Wolfgang Harms +1 more | 1997-11-11 |
| 5597902 | Bi -and polyfunctional reactive dyestuffs, their prepartion and their use | Manfred Hoppe, Eckhard Bock, Wolfram Reddig, Thomas Eizenh ofer, Wolfgang Harms +1 more | 1997-01-28 |
| 5591834 | Reactive dyestuffs having reactive fluorine-containing pyrimidyl radicals | Karl-Josef Herd | 1997-01-07 |