Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6177552 | Fiber-reactive azo compounds, processes for their preparation and their use as dyes | Uwe Reiher | 2001-01-23 |
| 6159251 | Dye mixtures of fiber-reactive azo dyes and use thereof for dyeing material containing hydroxy-and/or carboxamido groups | Joachim Steckelberg, Christian Schumacher | 2000-12-12 |
| 6143039 | Blue dye mixtures of fiber-reactive copper complex formazan dyes | Werner Russ | 2000-11-07 |
| 6086639 | Black dye mixtures of fiber-reactive azo dyes and use thereof for dyeing hydroxy- and/or carboxamido-containing fiber material | Joachim Steckelberg, Werner Russ, Christian Schumacher | 2000-07-11 |
| 6051037 | Dye mixtures of fiber-reactive azo dyes and use thereof for dyeing material containing hydroxy- and/or carboxamido groups | Werner Russ, Christian Schumacher | 2000-04-18 |
| 6036732 | Black dye mixtures of fiber-reactive azo dyes, methods for their preparation and use thereof for dyeing hydroxy-and/or carboxamido-cont | Stefan Meier | 2000-03-14 |
| 6015439 | Deep black dye mixtures of fiber-reactive azo dyes and a process for dyeing hydroxy and/or carboxamido containing fibers | Andreas Stroben | 2000-01-18 |