Issued Patents All Time
Showing 25 most recent of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8945610 | Condensation products based on bicyclic or polycyclic aromatics or heteroaromatics | Sebastien Garnier, Stephan Huffer, Günter Scherr, Ulrich Mrowietz, Hans Wilhelm Doerr +2 more | 2015-02-03 |
| 8485759 | Method for stabilising and securing rivers, slopes and embankments | Andrea Eisenhardt, Marcus Leberfinger | 2013-07-16 |
| 6790272 | Dispersion resins containing itaconic acid for improving wet abrasion resistance | Cheng-Le Zhao, Rolf Dersch, Roland Baumstark | 2004-09-14 |
| 6762221 | Use of naphthalenesulfonic acid-formaldehyde condensates products as drying aids | Joachim Pakusch, Maximilian Angel, Andree Dragon, Heinrich Sack | 2004-07-13 |
| 6656994 | Use of polysulfide-free preparations as an additive for loam or clay-based construction materials | Stefan Dreher, Joachim Pakusch, Dietbert Knofel, Karl Boettger | 2003-12-02 |
| 6653372 | Preparation of addition-polymer powder | Joachim Pakusch, Maximilian Angel, Andree Dragon | 2003-11-25 |
| 6605662 | Multistage aqueous dispersion of polymer particles having a soft core and hard shell | Cheng-Le Zhao, Eckehardt Wistuba, Bernhard Schuler, Klemens Mathauer | 2003-08-12 |
| 6492451 | Pigmented formulations based on aqueous polymer dispersions | Rolf Dersch, Bernhard Schlarb, Cheng-Le Zhao | 2002-12-10 |
| 6451899 | Aqueous formulations comprising at least two different polymers as aqueous dispersions | Cheng-Le Zhao, Uwe Dittrich, Joachim Pakusch, Harald Röckel | 2002-09-17 |
| 6348530 | Thermosetting aqueous compositions | Bernd Reck, Stefan Dreher, Wilhelm Friedrich Beckerle, Eckehardt Wistuba, Michael Seufert +1 more | 2002-02-19 |
| 6299936 | Aqueous compositions | Bernd Reck, Stefan Dreher, Wilhelm Friedrich Beckerle, Eckehardt Wistuba, Johannes Turk | 2001-10-09 |
| 6262144 | Multistage process for preparing an aqueous dispersion of polymer particles having a soft core and hard shell | Cheng-Le Zhao, Eckehardt Wistuba, Bernhard Schuler, Klemens Mathauer | 2001-07-17 |
| 6242515 | Use of polymer dispersions as binding agents for sealing compounds and coating compounds | Cheng-Le Zhao, Eckehardt Wistuba, Paul Fitzgerald, Jan Spitzer | 2001-06-05 |
| 6143808 | Polymer compositions in powder form | Heinrich Sack, Helmut Teichmann, Eckehardt Wistuba, Maximilian Angel, Wilhelm Friedrich Beckerle +3 more | 2000-11-07 |
| 6114464 | Thermosetting aqueous compostions | Bernd Reck, Eckehardt Wistuba, Wilhelm Friedrich Beckerle, Jurgen Mohr, Axel Kistenmacher | 2000-09-05 |
| 6028167 | Use of phenolsulfonic acid-formaldehyde condensation products as drying aids | Joachim Pakusch, Maximilian Angel, Andree Dragon, Heinrich Sack | 2000-02-22 |
| 5951962 | Mesoporous silica, its preparation and its use | Ulrich Müller, Bernd Reck | 1999-09-14 |
| 5770747 | Preparation of 1,2-butylene oxide | Peter Lingelbach, Christoph Sigwart, Werner Schnurr, Hans-Jurgen Weyer | 1998-06-23 |
| 5767202 | Modified copolymers suitable as paraffin dispersants, their preparation and use and mineral oil middle distillates containing them | Gabriele Dralle-Voss, Knut Oppenlander, Dieter Faul, Heinrich Hartmann, Bernd Wenderoth | 1998-06-16 |
| 5763012 | Coating of substrates | Cheng-Le Zhao, Eckehardt Wistuba, Paul Fitzgerald, Jan Spitzer | 1998-06-09 |
| 5726266 | Copolymers based on diketenes, ethylenically unsaturated dicarboxylic acids or dicarboxylic acid derivatives and ethylenically unsaturated hydrocarbons | Dieter Faul, Heinrich Hartmann, Gabriele Dralle-Voss, Knut Oppenlander, Bernd Wenderoth | 1998-03-10 |
| 5661220 | Reaction products of olefinically unsaturated carboxylic acids and polyetherols and their use as demulsifiers for crude oil emulsions | Dieter Faul, Heinrich Hartmann, Hans-Henning Vogel, Wilhelmus Slotman, Gerd Konrad | 1997-08-26 |
| 5380622 | Production of negative relief copies | — | 1995-01-10 |
| 5262278 | Storage-stable solution of a carboxyl-containing copolymer and production of photosensitive coatings and offset printing plates | Harald Lauke, Thomas Loerzer, Axel Sanner | 1993-11-16 |
| 5217813 | Polyethyleneimine and polyvinylamine derivatives, aluminum-based substrate materials coated with these derivatives and the use thereof for the production of offset printing plates | Juergen Mohr, Armin Lange, Knut Oppenlaender, Walter Denzinger, Thomas Loerzer | 1993-06-08 |