Issued Patents All Time
Showing 26–43 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4659806 | Disazo copper complex reactive dyestuffs | — | 1987-04-21 |
| 4629788 | Triphendioxazine reactive dyestuffs | — | 1986-12-16 |
| 4622396 | Triphendioxazine dyestuffs | Wolfgang Harms, Klaus Wunderlich | 1986-11-11 |
| 4621138 | Triphendioxazine dyestuffs | Klaus Langheinrich, Karl-Josef Herd | 1986-11-04 |
| 4604459 | Triphendioxazine reactive dyestuffs | — | 1986-08-05 |
| 4591643 | Triphendioxazine reactive dyestuffs | — | 1986-05-27 |
| 4578461 | Triphendioxazine dyestuffs | — | 1986-03-25 |
| 4577015 | Triphendioxazine vinyl sulphone dyestuffs | Wolfgang Harms, Karl-Josef Herd | 1986-03-18 |
| 4568421 | Monofluorotriazinyl compounds, processes for their preparation and their use as sizing agents | Gunter Sackmann, Ulrich Beck, Heinz Baumgen | 1986-02-04 |
| 4532323 | Process for the preparation of triphendioxazine compounds | — | 1985-07-30 |
| 4446067 | Azo reactive dyestuffs | Klaus Wunderlich | 1984-05-01 |
| 4418015 | Phthalocyanine reactive dyestuffs | Kurt Schreiner | 1983-11-29 |
| 4411668 | Liquid dyestuff preparations | Suresh C. Agarwal, Nitya G. Podder, Hans Mollet | 1983-10-25 |
| 4394227 | Electrochemical process for the preparation of benzanthrones and planar, polycyclic aromatic oxygen-containing compounds | Eric Plattner, Jacques Bersier, Christos Comninellis | 1983-07-19 |
| 4311565 | Electrochemical process for the production of benzanthrone | Jacques Bersier, Hansrudolf Schwander | 1982-01-19 |
| 4299764 | Azo reactive dyestuffs | — | 1981-11-10 |
| 4280956 | Phthalocyanine reactive dyestuffs | Kurt Schreiner, Richard Schwaebel | 1981-07-28 |
| 4273553 | Anthraquinone reactive dyestuffs | Wolfgang Harms, Klaus von Oertzen, Klaus Wunderlich | 1981-06-16 |