Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7465774 | Use of copolymers of carboxylic acids and long-chain compounds with isolated C-C multiple bonds as thickeners or dispersants | Christian Schade, Axel Sanner, Franz Frosch, Horst Westenfelder | 2008-12-16 |
| 6531155 | Granulates for cosmetic and pharmaceutical preparations | Christian Schade, Robert Heinz, Thekla Börs | 2003-03-11 |
| 6528575 | Use of crosslinked copolymers of monoethylenically unsaturated carboxylic acids as stabilizer in oil-in-water emulsions | Christian Schade, Horst Westenfelder, Karin Sperling-Vietmeier, Axel Sanner | 2003-03-04 |
| 6329483 | Copolymers of carboxylic acids and quaternary ammonium compounds and the use thereof as thickeners of dispersants | Christian Schade, Axel Sanner, Franz Frosch, Horst Westenfelder | 2001-12-11 |
| 6143906 | Ascorbyl sorbates | Harald Streicher, Linda von dem Bussche-Hunnefeld, Horst Westenfelder | 2000-11-07 |
| 6132705 | Cosmetic or pharmaceutical compositions for use on the skin | Volker Schehlmann, Christian Schade, Axel Sanner, Karin Sperling | 2000-10-17 |
| 6015551 | Copolymers of carboxylic acids and multiply olefinically unsaturated carboxylic acid derivatives and their use as thickeners and dispergents | Christian Schade, Axel Sanner, Karin Sperling | 2000-01-18 |
| 5872149 | Alk(en)yldicarboxylic acid bisesters, their use, and processes for their preparation | Gabriele Dralle-Voss, Günter Oetter, Knut Oppenlander | 1999-02-16 |
| 5756078 | Aqueous preparations, comprising alkyl polyglyosides and a polymer | Knut Oppenlander, Günter Oetter | 1998-05-26 |
| 5292800 | Water-in-oil polymer emulsions | Dietmar Moench, Heinrich Hartmann | 1994-03-08 |
| 5147644 | Use of mixtures of polyglycerol fatty esters as emulsifiers in cosmetic and pharmaceutical formulations | Knut Oppenlaender, Brigette Wegner, Karl Stork, Franz Frosch | 1992-09-15 |