Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9707166 | Means for dyeing hair, containing specific combinations of developers and couplers | Antje Gebert-Schwarzwaelder | 2017-07-18 |
| 9707167 | Agent for the oxidative dyeing of hair, containing specific combinations of developers and couplers | Antje Gebert-Schwarzwaelder | 2017-07-18 |
| 9636288 | Means for oxidative dyeing of keratin fibers containing novel tetra-substituted derivatives of pyrimidine | Antje Gebert-Schwarzwaelder, Helmut Giesa | 2017-05-02 |