Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5484455 | Cationic dyeable nylon dyed with vinyl sulfone dyes to give overdye fastness | — | 1996-01-16 |
| 5131914 | Process for preparing multi-colored dyed polyamide substrates including the application of a reactive vinyl sulfone dye and a resist agent | — | 1992-07-21 |
| 5131918 | Process for dyeing mixed anionic/cationic polyamide substrates with a specific type of vinyl sulfone dye | — | 1992-07-21 |