Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6494923 | Agents and method for producing temporary colorations of keratin fibers | Aline Pirrello, Sandra Mettler | 2002-12-17 |
| 6461390 | Process for making 2-aminomethyl-1, 4-diaminobenzene and its salts and compositions and methods for dyeing keratin fibers using same | Aline Pirrello, Andre Hayoz | 2002-10-08 |
| 6361571 | Agents and method for producing semi-permanent colorations of keratin fibers | Aline Pirrello | 2002-03-26 |