Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4216145 | Water-insoluble mono-azo yellow dyes derived from 1-phenyl-3-aminopyrazoles | Ruggero Battisti, Nicola Mazzaferro, Angelo Mangini, Antonio Tundo | 1980-08-05 |
| 4193763 | Dyeing and printing of water-swellable cellulose material and blends thereof with synthetic fibres, by means of disazo dyes derived from amino-pyrazole | Roberto Cipolli | 1980-03-18 |