Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4420310 | Use of oxyalkylated novolaks as preparation agents for disperse dyestuffs and preparations made with said agents | Konrad Opitz, Max Grossmann, Manfred Schneider, Heinz Uhrig | 1983-12-13 |