Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6497867 | Use of copolymers of monoethylenically unsaturated carboxylic acids as solubilizers | Helmut Meffert, Axel Sanner, Gunther Berndl, Karl Kolter, Kurt Bauer | 2002-12-24 |
| 6436440 | Use of N-vinyllactam-or-N-vinylamine-containing copolymers as matrix for producing solid pharmaceutical and cosmetic presentations | Helmut Meffert | 2002-08-20 |
| 6365637 | Use of esters or amides of hydroxylated carboxylic acids as solubilizers | Michael Zirnstein, Karl Kolter, Knut Oppenlander | 2002-04-02 |