Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6610884 | Polycarboxylic acids, preparation thereof and use thereof for treating cellulosic fibres or textile or paper materials produced therefrom | Hans-Albert Ehlert, Gunter Franke, Helmut-Martin Meier | 2003-08-26 |