Issued Patents All Time
Showing 25 most recent of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11427671 | Method for the production of thermoplastic polyoxazolidinone polymers | Carsten Koopmans, Kai Laemmerhold, Christoph Guertler, Elena Frick-Delaittre, Aurel Wolf +3 more | 2022-08-30 |
| 10844182 | Method for producing polycarbonate molding compositions with improved thermal processing stability | Andreas Seidel, Ralf Hufen, Hans-Jürgen Thiem | 2020-11-24 |
| 9926248 | Process for the preparation of 3-heptanol from a mixture containing 2-ehthylhexanal and 3-heptyl formate | Joaquim Henrique Teles, Martine Dehn, Manuel Danz, Richard Dehn | 2018-03-27 |
| 8303872 | Ethylene urea displaying lasting powder flow | Henry Szafranski, Stefanie Werland, Peter Raatz | 2012-11-06 |
| 7393465 | Hydrophobic polyols of low viscosity | Meike Niesten, Jack R. Reese, Gerhard Ruttmann | 2008-07-01 |
| 7371463 | Sol-gel coating from water-soluble oxalamides | Burkhard Kohler, Harald Kraus | 2008-05-13 |
| 7253252 | Water-soluble aspartate | Burkhard Kohler, Meike Niesten, Christian Wamprecht | 2007-08-07 |
| 7057003 | Reactive systems, their preparation and their use | Kamelia Detig-Karlou, Michael Mager, Thomas Stingl, Christoph Gürtler, Michael Schelhaas | 2006-06-06 |
| 7038003 | Polyether allophanates stable towards discolouration | Michael Mager, Malte Homann | 2006-05-02 |
| 6992186 | Process for preparing low-monomer-content TDI trimers | Martin Brahm, Oswald Wilmes | 2006-01-31 |
| 6977289 | Reactive systems that harden at room temperature | Kamelia Detig-Karlou, Malte Homann, Thomas Stingl, Jörg Tillack | 2005-12-20 |
| 6936678 | Process for preparing low-monomer-content TDI trimers | Martin Brahm, Oswald Wilmes, Jürgen Walloschek | 2005-08-30 |
| 6833182 | Size compositions, sized glass fibers and their use | Raymond Audenaert, Detlev Joachimi, Alexander Karbach, Stephan Kirchmeyer | 2004-12-21 |
| 6723333 | Moulded bodies made of thermoplastic polyurethane containing an active substance | Reinhard Albers, Ralf Dujardin, Heinz Pudleiner, Gunther Eberz, Wolfgang Kreiss +1 more | 2004-04-20 |
| 6627756 | Preparation of pure triethylenediamine | Hartmut Riechers, Arthur Hohn, Ortmund Lang, Hartmut Schoenmakers, Matthias Rauls +1 more | 2003-09-30 |
| 6605069 | Aromatic copolyester containing active ingredients | Reinhard Albers, Ralf Dujardin, Heinz Pudleiner, Rita Fröde, Hartwin Hobler | 2003-08-12 |
| 6559300 | Water-soluble biodegradable hydroxyalkyl cellulose-2-hydroxycarboxylic acid esters which can flocculate | Hanns P. Muller, Rainhard Koch, Volkhard Muller, Jurgen Engelhardt, Klaus Szablikowski +1 more | 2003-05-06 |
| 6537512 | Method for producing highly pure LiBF4 | Holger Friedrich | 2003-03-25 |
| 6455059 | Polyether block amides containing active substances | Reinhard Albers, Ralf Dujardin, Heinz Pudleiner, Joachim Wagner, Hartwin Hobler | 2002-09-24 |
| 6403787 | Thermoplastic material consisting of aliphatic carbamic acid derivatives of polysaccharides and low-molecular urea derivatives as well as a process for their preparation and use of the same | Jurgen Engelhardt, Hanns P. Muller, Rainhard Koch, Dirk Dijkstra | 2002-06-11 |
| 6362330 | Polysaccharide-based thermoplastic material, process for preparing the same and method of use thereof | Hanns P. Muller, Dirk Dijkstra, Gunter Weber | 2002-03-26 |
| 6353118 | Dewatering and purification of crude pyrrolidine | Peter Wahl, Willi Schmidt | 2002-03-05 |
| 6320066 | Amino-functional urea-alkoxysilanes, a method for the production thereof and their use | Raymond Audenaert, Detley Joachimi, Alexander Karbach | 2001-11-20 |
| 6191071 | Plant-treatment agents | Hanns P. Muller, Uwe Priesnitz, Hans-Georg Rast | 2001-02-20 |
| 6164012 | Biological material embedded in hydrogels, a process for the embedding thereof, and its use as artificial seed | Christa Lechelt-Kunze, Werner Zitzmann, Jochen Kalbe, Hanns P. Muller, Rainhard Koch | 2000-12-26 |