Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8382857 | Method for the reactive coloration of leather | Laszlo Somogyi, Harald Kiesow | 2013-02-26 |
| 8372161 | Method for the reactive coloring of leather | Laszlo Somogyi, Rolf Streicher, Harald Kiesow, Rainer Erhardt | 2013-02-12 |
| 6800099 | Reactive dye mixtures | — | 2004-10-05 |
| 6399751 | Reactive dyes containing a halobenzene nucleus | Warren Ebenezer, David Greenwood, Michael G. Hutchings, Michael Rabjohns | 2002-06-04 |
| 6197941 | Reactive dyes with a heterocyclic anchor | Manfred Patsch, Helmut Hagen, Bernd Walther | 2001-03-06 |
| 6011140 | Reactive azo dyes with an aminonaphthalenesulfonic acid coupling component and intermediates therefor | Manfred Patsch, Hermann Loffler | 2000-01-04 |
| 5886187 | Benzene derivatives having a heterocyclic radical | Helmut Hagen, Manfred Patsch, Bernd Walther | 1999-03-23 |
| 5681937 | Reactive azo dyes with a coupling component from the aminonaphthalenesulfonic acid series | Manfred Patsch, Heike Kilburg | 1997-10-28 |