Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9364407 | Hair dye agent comprising aminopyrimidine derivatives | Helmut Giesa, Annika Koenen | 2016-06-14 |
| 9259380 | Means for dyeing and/or matting keratinic fibres containing novel 1,4 diaminoanthraquinone dyes | Astrid Kroos, Ralph Nemitz | 2016-02-16 |