Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7261744 | Method for dyeing or coloring human keratin materials with lightening effect using a composition comprising at least one fluorescent compound and at least one optical brightener | Luc Gourlaouen | 2007-08-28 |
| 7217296 | Dyeing composition with a lightening effect for human keratin materials comprising at least one fluorescent dye | Luc Gourlaouen, Alain Lagrange | 2007-05-15 |
| 6752839 | Composition for oxidation dyeing of keratin fibres and dyeing processes using these compositions | Alain Lagrange | 2004-06-22 |
| 6530960 | Composition for oxidation dyeing of keratin fibers and dyeing processes using these compositions | Alain Lagrange | 2003-03-11 |