Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4702743 | Liquid dye preparations anionic dyes and polyalkylene-oxy naphthalene derivatives | Patrick O'Callaghan | 1987-10-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4702743 | Liquid dye preparations anionic dyes and polyalkylene-oxy naphthalene derivatives | Patrick O'Callaghan | 1987-10-27 |