Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4336025 | Composition containing colorants and esterified oxalkylates of aromatic hydroxy compounds | Manfred Schneider, Hubert Kruse | 1982-06-22 |
| 4333732 | Dyestuff preparations containing oxalkylates of modified natural rosin acids | Reinhold Deubel, Hubert Kruse, Manfred Schneider, Heinz Uhrig | 1982-06-08 |
| 4319880 | Monoazo dyestuff being stable under dyeing conditions; its manufacture and its use | Rudolf Schickfluss | 1982-03-16 |