Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6045591 | Process for the two-step direct dyeing of keratin fibres using basic direct dyes | — | 2000-04-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6045591 | Process for the two-step direct dyeing of keratin fibres using basic direct dyes | — | 2000-04-04 |