Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5623061 | Benzene or naphthalene azo dyes containing SO.sub.2 X and triazinyl fiber reactive groups, use thereof to dye materials, and materials dyed therewith | Joachim Wolff | 1997-04-22 |
| 5580965 | Disazo dyestuffs | — | 1996-12-03 |