Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7015335 | Black dye mixtures of fiber-reactive azo dyes and the use thereof for dyeing fiber material containing hydroxy and/or carbonamide groups | — | 2006-03-21 |
| 6444794 | Water-soluble fiber-reactive dyes preparation thereof and use thereof | Stefan Ehrenberg | 2002-09-03 |
| 6114511 | Water-soluble monoazo compounds, preparation thereof and use thereof as dyes | — | 2000-09-05 |
| 6022956 | Water-soluble halotriazine-containing axo compounds, preparation thereof and use thereof as dyes | Manfred Hoppe | 2000-02-08 |
| 5821347 | Water-soluble azo dyestuffs, processes for their preparation and their use | — | 1998-10-13 |
| 5514782 | Phenyl-azo-aminophenyl compounds substituted by an aminosubstituted fluoro-triazinylamino group and a fibre-reactive group of the vinylsulfone series | — | 1996-05-07 |
| 5498713 | Water-soluble anthraquinone compounds | Werner Russ, Hartmut Springer | 1996-03-12 |
| 5430147 | Water-soluble anthraquinone compounds, preparation thereof, and use thereof as dyes | Reinhard Hahnle, Werner Russ | 1995-07-04 |
| 5399674 | Dyestuffs containing pyrimidine-carboxylic acid amide radical having fiber-reactive group, processes for their preparation and their use | Werner Russ | 1995-03-21 |
| 5334709 | Reactive dyestuffs containing a triazinylamino group and one or two groups of the vinylsulfone series | Werner Russ | 1994-08-02 |
| 5300633 | Water-soluble, fiber-reactive azo compounds having substituted isopropyl-or isopropylene-sulfonyl group as well as triazinyl group | Werner Russ | 1994-04-05 |
| 5280110 | Reactive dyes which contain a triazinyl group linked to a substituted alkyl group and an amino group which contains a vinylsulfone-type reactive radical | Andreas v.d. Eltz | 1994-01-18 |
| 5225544 | Fiber reactive dyes which contain a cyanoaminotriazinyl group and one or two groups of the vinyl sulfone series | Werner Russ | 1993-07-06 |
| 5216138 | Water-soluble azo compounds suitable as fibre-reactive dyestuffs | — | 1993-06-01 |