Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6989038 | Mixture of sulfuric esters | — | 2006-01-24 |
| 6896705 | Mixtures of sulfuric esters | — | 2005-05-24 |
| 6596864 | Stilbene brightener | Rolf Brockmann, Thomas Roick, Karl-Rudolf Gassen, Ulrich Feldhues | 2003-07-22 |
| 6409771 | Process for removal of excess dye from printed or dyed fabric or yarn | Ture Damhus, Palle Schneider | 2002-06-25 |
| 6387296 | Optically brightened plastics for optically brightening paper-coating compounds and paper-coating compounds optically brightened in this manner | Udo Eckstein, Joachim Konig, Fritz Puchner, Ulrich Feldhues, Matthias Kocher +1 more | 2002-05-14 |
| 6380142 | Storage-stable formulations comprising mediators, peroxide compounds and pH stabilizers and their use in enzymatic bleaching systems | Markus Schindler | 2002-04-30 |
| 6248134 | Process for removal of excess dye from printed or dyed fabric or yarn | Ture Damhus | 2001-06-19 |
| 6248887 | Process for preparing bis-alkoxy-triazinyl-amino-containing stilbene disulphonic acids or their derivatives | Ulrich Feldhues, Udo Eckstein, Rolf Brockmann, Dietmar Fiedel | 2001-06-19 |
| 6121444 | Process for preparing substituted 4,4'-diaminostilbene-2,2'-disulphonic acid salts | Ulrich Feldhues, Udo Eckstein, Rolf Brockmann | 2000-09-19 |
| 6048367 | Process for removal of excess dye from printed or dyed fabric or yarn | Ture Damhus | 2000-04-11 |
| 5902357 | Composition for dyeing or printing textile materials | Martin Riegels, Klaus Walz, Fritz Lesszinsky, Bernd Konemund, Torsten Groth +1 more | 1999-05-11 |