Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889535 | 4-Substituted benzothiazol-2-ylazo-N-c8-14-alkykl-N-(2'-cyanoethyl)anilines optionally having a 3-C1-4-alkyl group | — | 1989-12-26 |
| 4874392 | Monoazo dyes having a substituted 1,4-phenylene coupling component radical having one C.sub.8-14 alkyl group or moiety | — | 1989-10-17 |