Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6093385 | 4,4-diarylbutadienes as water-soluble photostable UV filters for cosmetic and pharmaceutical preparations | Thorsten Habeck, Thomas Wunsch | 2000-07-25 |
| 6090374 | Cosmetic and pharmaceutical preparations comprising photostable UV filters | Thorsten Habeck, Sylke Haremza, Volker Schehlmann, Thomas Wunsch | 2000-07-18 |
| 6086857 | Cinnamylidene camphor derivatives and their use as UV-A protecting agents | Christof Kandzia, Volker Schehlmann | 2000-07-11 |
| 6074472 | Hydrolytic preparation of titanium dioxide pigments | Harald Jachow, Ekkehard Schwab, Claudius Kormann, Wilma M. Dausch, Karin Sperling | 2000-06-13 |
| 6069258 | Cosmetic preparations comprising photostable UV-A filters | Thorsten Habeck, Alexander Aumuller, Volker Schehlmann, Thomas Wunsch | 2000-05-30 |
| 6060042 | Use of cholesteric, liquid-crystalline compositions as UV filters in cosmetic and pharmaceutical preparations | Peter Schuhmacher, Norbert Schneider, Sylke Haremza, Thorsten Habeck, Frank Meyer | 2000-05-09 |
| 6037487 | Photo-stable cosmetic and pharmaceutical formulations containing UV-filters | Thorsten Habeck, Alexander Aumuller, Volker Schehlmann, Thomas Wunsch | 2000-03-14 |
| 6007828 | Cosmetic preparations containing photostable UV-A filters | Martin Holderbaum, Alexander Aumuller, Karin Sperling, Thomas Wunsch | 1999-12-28 |
| 6001337 | Cosmetic composition with polymer-bound benzophenone chromophores | Harald Keller, Karin Sperling-Vietmeier | 1999-12-14 |
| 5968484 | Cosmetic preparations comprising photostable UV-A filters | Thorsten Habeck, Alexander Aumueller, Volker Schehlmann, Thomas Wunsch | 1999-10-19 |
| 5945091 | Photo-stable cosmetic and pharmaceutical formulations containing UV-filters | Thorsten Habeck, Alexander Aumuller, Volker Schehlmann, Thomas Wunsch | 1999-08-31 |
| 5932195 | Arylaminomethylenecamphor derivatives | Michael Drogemuller, Volker Bomm, Volker Schehlmann | 1999-08-03 |
| 5869099 | Cosmetic composition with polymer-bound benzophenone chromophores | Harald Keller, Karin Sperling-Vietmeier | 1999-02-09 |
| 5152991 | Use of selectively hydrogenated styrene/butadiene copolymers in cosmetic and pharmaceutical compositions | Friedrich Vogel, Franz Frosch | 1992-10-06 |