Issued Patents All Time
Showing 25 most recent of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11060044 | Copolymer and use thereof for reducing crystallization of paraffin crystals in fuels | Irene Troetsch-Schaller, Ivette Garcia Castro, Michael Schroers, Uwe Rebholz, Anke Oswald | 2021-07-13 |
| 10875944 | Method for producing acrylic acid polymers | Johannes Barth, Gledison Fonseca, Martin Ernst, Juergen Detering, Ferdinand Leifeld +1 more | 2020-12-29 |
| 10604608 | Method for producing an aqueous binder | Kathrin Michl, Theo Smit, Holger Schilling | 2020-03-31 |
| 10557096 | Copolymer and use thereof for reducing crystallization of paraffin crystals in fuels | Irene Troetsch-Schaller, Ivette Garcia Castro, Michael Schroers, Uwe Rebholz, Hubert Rehberger | 2020-02-11 |
| 7666935 | Stabilisation of aqueous solutions of homopolymers and copolymers of N-vinylpyrrolidones | Erik Bohrer, Ivette Garcia Castro, Norbert Gebhardt, Peter Hossel, Peter Mendera +7 more | 2010-02-23 |
| 6872848 | Method for producing alkylpolyalkylene glycol esters of monoethylenically unsaturated carboxylic acids | Matthias Kroner, Jürgen Pfister, Hans-Jurgen Raubenheimer, Karl-Heinz Buchner | 2005-03-29 |
| 6855762 | Method for producing water soluble polymer of esters from ethylenically unsaturated carboxylic acids and polyalkylene glycols | Matthias Kroner, Karl-Heinz Buchner, Johannes Perner, Hans-Jurgen Raubenheimer | 2005-02-15 |
| 6844410 | Preparation of an aqueous copolymer solution | Kathrin Michl, Matthias Gerst, Matthias Laubender, Hans-Jurgen Raubenheimer | 2005-01-18 |
| 6395852 | Flow enhancer for petroleum middle distillates | Bernd Wenderoth, Gabriele Dralle-Voss, Gunnar Schornick | 2002-05-28 |
| 6071993 | Paraffin dispersants for crude oil middle distillates | Bernd Wenderoth, Ljiljana Uzelac, Gabriele Dralle-Voss | 2000-06-06 |
| 5766273 | Polymer blends and their use as additives for mineral oil middle distillates | Gabriele Dralle-Voss, Knut Oppenlander, Bernd Wenderoth, Wolfgang Kasel | 1998-06-16 |
| 5767202 | Modified copolymers suitable as paraffin dispersants, their preparation and use and mineral oil middle distillates containing them | Gabriele Dralle-Voss, Knut Oppenlander, Joachim Roser, Heinrich Hartmann, Bernd Wenderoth | 1998-06-16 |
| 5726266 | Copolymers based on diketenes, ethylenically unsaturated dicarboxylic acids or dicarboxylic acid derivatives and ethylenically unsaturated hydrocarbons | Joachim Roser, 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 | Joachim Roser, Heinrich Hartmann, Hans-Henning Vogel, Wilhelmus Slotman, Gerd Konrad | 1997-08-26 |
| 5639361 | Binder system for electrodeposition coating | Klaus Humke, Udo Strauss, Hans Schupp, Thomas Schwerzel, Helmut Fobbe | 1997-06-17 |
| 5461091 | Heat curable cathodic electrocoating composition | Gerhard Hoffmann, Klaus Huemke, John Gilbert | 1995-10-24 |
| 5446084 | Synthetic resins | Klaus Huemke, Gerhard Hoffmann | 1995-08-29 |
| 5401823 | Binders for electrocoating | Klaus Huemke, Gerhard Hoffmann, Rainer Blum | 1995-03-28 |
| 5385977 | Polymeric reaction products | Gerhard Hoffmann, Klaus Huemke, Ulrich Heimann, John Gilbert | 1995-01-31 |
| 5356714 | Method of priming or one-coat painting of plastics using water-borne paints | Kirsten Fritsche, Hartmut Metzdorf, Jorg Budde | 1994-10-18 |
| 5352525 | Water-thinnable coating compositions | Klaus Huemke, Ulrich Heimann | 1994-10-04 |
| 5350636 | Synthetic resin | Klaus Huemke, Gerhard Hoffmann | 1994-09-27 |
| 5336722 | Polymeric reaction products | Gerhard Hoffmann, Klaus Huemke, Ulrich Heimann, John Gilbert | 1994-08-09 |
| 5274011 | Cationic resins based on copolymers of butadiene and acrylonitrile | Gerhard Hoffmann, Klaus Huemke, Ulrich Heimann | 1993-12-28 |
| 5258460 | Polymeric reaction products | Gerhard Hoffmann, Klaus Huemke, Ulrich Heimann, John Gilbert | 1993-11-02 |