Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7632316 | Reactive dyestuff, method for production thereof and use of the same | Stefan Meier, Werner Russ, Gunther Schwaiger | 2009-12-15 |
| 7381256 | Mixtures of fiber-reactive azo dyes, their production and their use | Stefan Meier, Werner Russ, Christian Schumacher | 2008-06-03 |
| 6368362 | Reactive dye mixtures for low-salt dyeing | Ronald Pedemonte, Christina Schumacher, Martin Kunz, Joachim Eichhorn | 2002-04-09 |
| 6190423 | Dye mixtures of fiber-reactive azo dyes and use thereof for dyeing material containing hydroxy-and/or carboxamido groups | Christian Schumacher, Joachim Steckelberg, Werner Russ, Ronald Pedemonte | 2001-02-20 |
| 6177552 | Fiber-reactive azo compounds, processes for their preparation and their use as dyes | Ron Pedemonte | 2001-01-23 |
| 5993492 | Mixture of fiber-reactive azo dyes, process for preparing them and their use | — | 1999-11-30 |
| 5972048 | Fiber-reactive triphendioxazine dyes, preparation thereof and use thereof | Hans-Walter Stein | 1999-10-26 |
| 5610298 | Water-soluble anthraquinone compounds, preparation thereof and use thereof as dyes | Werner Russ | 1997-03-11 |
| 5569748 | 2-amino-8-hydroxy-6-sulfonaphtalene-containing monoazo reactive dyes | Werner Russ | 1996-10-29 |
| 5539109 | Fiber-reactive triphenodioxazine dyes | Walter Helmling | 1996-07-23 |
| 5532362 | Fiber-reactive triphenodioxazine dyes | Walter Helmling, David Brunetti | 1996-07-02 |
| 5405415 | Water-soluble disazo compounds, process for their preparation and their use as dyes | Werner Russ | 1995-04-11 |
| 5200512 | Water-soluble azo compounds, having a fibre-reactive triazenylamino group | — | 1993-04-06 |
| 5021559 | Water-soluble azo compounds containing a fiber-reactive group of the vinylsulfone series, suitable as dyestuffs | Hartmut Springer | 1991-06-04 |
| 5010180 | Water-soluble azo compounds having a N-(phenethyl)-amido-carbonyl-methoxyphenyl radical, substituted by a fiber-reactive group of the vinylsulfone series, suitable as fiber-reactive dyestuffs | Hartmut Springer | 1991-04-23 |