Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5527889 | Disazo dyes containing an alkanoylamino group and a substituted alkoxy group | Jurgen Schaetzer | 1996-06-18 |
| 5420258 | Disazo dyes containing a hydroxybenzene or alkoxybenzene middle component | Jurgen Schaetzer | 1995-05-30 |