Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8821841 | Copolymers for cosmetic applications | Son Nguyen Kim, Gabi Winter, Matthias Laubender, Reinhold Schwalm | 2014-09-02 |
| 8652456 | Aqueous preparations comprising at least one water-soluble or water-dispersible copolymer with cationgenic groups | Son Nguyen-Kim, Peter Hossel | 2014-02-18 |
| 8632763 | Use of a copolymer in the form of a solubiliser for a poorly water-soluble compound | Nathalie Bouillo, Ralf Widmaier, Rainer Dobrawa, Kathrin Meyer-Böhm, Ronald Frans Maria Lange | 2014-01-21 |
| 8597679 | Fine-particle crosslinked polyvinylpyrrolidone as tablet disintegrant | Karl Kolter, Bernhard Fussnegger, Michael Kerber, Harald Armbruster, Hubertus Folttmann +1 more | 2013-12-03 |
| 8420737 | Method for the production of co-extrudates composed of polystyrene and of a crosslinked polyvinylpyrrolidone with reduced residual styrene monomer content | Helmut Meffert, Ates Erk, Hermann Josef Feise, Robert Bayer | 2013-04-16 |
| 8394279 | Method for regenerating a filter aid | Helmut Meffert, Tobias Petsch, Julia Brodersen, Hermann Josef Feise, Ates Erk +4 more | 2013-03-12 |
| 8158686 | Use of copolymers as solubilizers for slightly water-soluble compounds | Nathalie Bouillo, Ralf Widmaier, Rainer Dobrawa, Kathrin Meyer-Boehm, Ronald Frans Maria Lange | 2012-04-17 |
| 8084561 | Process for preparing acrylate copolymers | Son Nguyen Kim, Matthias Laubender, Gabi Winter | 2011-12-27 |
| 7993533 | Method for regenerating an auxiliary filtering agent | Helmut Meffert, Tobias Petsch, Julia Brodersen, Hermann Josef Feise, Ates Erk +3 more | 2011-08-09 |
| 7868093 | Method for producing blends consisting of polystyrene and of a cross-linked polyvinyl pyrrolidone having a reduced styrene residual monomer content | Klemens Mathauer, Tobias Petsch, Karl-Otto Heilmann, Michael Kerber, Robert Bayer | 2011-01-11 |
| 7767125 | Method for producing polymer blends suited for use as filters | Klemens Mathauer, Tobias Petsch, Simone Schillo, Michael Kerber, Frank Müller | 2010-08-03 |