Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6488915 | Use of sunscreen combinations which comprise, as essential constituent, 2-(4-alkoxyanilinomethylene) malonic dialkyl esters as photostable UV filters in cosmetic and pharmaceutical preparations | Kristin Tiefensee, Thomas Wunsch | 2002-12-03 |
| 6458342 | Use of sunscreen combinations comprising, as essential constituent, 2,2′-p-phenylenebis (3,1-benzoxazin-4-one) as photostable UV filters in cosmetic and pharmaceutical preparations | Kristin Tiefensee, Thomas Wunsch | 2002-10-01 |
| 6416773 | Cosmetic or dermatological light protection agent preparations | Volker Schehlmann, Thomas Wunsch, Wilma M. Dausch | 2002-07-09 |
| 6391289 | Use of sunscreen combinations comprising, as essential constituent, 4,4′-diarylbutadienes as photostable UV filters in cosmetic and pharmaceutical preparations | Thorsten Habeck, Thomas Wunsch | 2002-05-21 |
| 6387355 | Use of sunscreen combinations comprising, as essential constituent, amino-substituted hydroxybenzophenones as photostable UV filters in cosmetic and pharmaceutical preparations | Thorsten Habeck, Thomas Wunsch | 2002-05-14 |