Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5723586 | Disperse dyes | — | 1998-03-03 |
| 5633355 | Monoazo disperse dyes from selected (aromatic amino)propionates or selected (aromatic amino)butyrates | — | 1997-05-27 |
| 5550218 | Azo compounds having unsubstituted or substituted 2-phenoxycarbonylethyl groups | — | 1996-08-27 |
| 5420254 | Disperse dyes | Robert Egli, Beat Henzi | 1995-05-30 |
| 5101021 | 4-(5',6'- and 6',7'-dihalobenzothiazol-2'-ylazo)-3-methyl-N-methyl-N-[(acetoxy or methoxycarbonyloxy)-C.sub.2-3 alkyl]anilines and mixtures thereof | — | 1992-03-31 |
| 4667023 | "4-(2'-halo-4'-nitrophenylazo)-2-2[2'-(C.sub.1-2 alkoxy or 2""-methoxyethoxy)ethoxycarbonylamino --N,N-di-C.sub.2-3 alkylanilines" | — | 1987-05-19 |
| 4439207 | Stable disperse dye compositions comprising at least two monoazo dyes | Hans-Dieter Jakob | 1984-03-27 |