Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6660284 | Anthraquinone compounds, manufacturing process, use as pigments and cosmetic composition | Michel Philippe | 2003-12-09 |
| 6652600 | Oxidation bases containing a guanidine chain, process for preparing them, their use for the oxidation dyeing of keratin fibers, dye compositions and dyeing processes | Michel Philippe | 2003-11-25 |
| 6641802 | Amino acid compounds and photoprotecting compositions comprised thereof | Michel Philippe | 2003-11-04 |
| 6630004 | Oxidation dye composition for keratinous fibers | Michel Philippe | 2003-10-07 |
| 6562789 | Histidine derivatives, preparation process, and their use as free antiradical agents | Michel Philippe | 2003-05-13 |