Issued Patents All Time
Showing 25 most recent of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8853455 | Process for preparing substituted 2-nitrobiphenyls | Alexander Korte, Jan Klaas Lohmann, Thomas Grote, Klaus Ebel, Thomas Zierke +1 more | 2014-10-07 |
| 7501384 | Crystalline modification of the anhydrate of boscalid | Winfried Mayer, Hans Ziegler, Karl-Heinrich Schneider, Thomas Kröhl, Peter Erk +2 more | 2009-03-10 |
| 7241896 | Method for producing 2-halogen-pyridine-carboxylic acid amides | Dieter Golsch, Heinz Isak, Jochen Schröder | 2007-07-10 |
| 7087239 | Crystalline hydrates of anilide derivatives | Matthias Bratz, August Wigger, Peter Erk, Hans Ziegler, Thomas Kröhl +1 more | 2006-08-08 |
| 6949672 | Method for producing arylsulphonic acid isocyanates | Dieter Golsch | 2005-09-27 |
| 6794335 | Synergistically active herbicidal mixtures | Max Landes, Bernd Sievernich, Elmar Kibler, Wessel Nuyken, Helmut Walter +5 more | 2004-09-21 |
| 6441236 | Method for preparing trion-bis(oxime ether) derivatives andrion-mono and trion-bis(oxime ether) derivatives obtained therewith | Thomas Grote, Bernd Wolf, Michael Rack, Roland Götz, Andreas Gypser +3 more | 2002-08-27 |
| 6413911 | Herbicidal sulfonylureas, their preparation and use | Gerhard Hamprecht, Karl-Otto Westphalen, Matthias Gerber, Helmut Walter | 2002-07-02 |
| 6362133 | Synergistically active herbicidal mixtures | Max Landes, Bernd Sievernich, Elmar Kibler, Wessel Nuyken, Helmut Walter +5 more | 2002-03-26 |
| 6320046 | Herbicidal sulfonylureas, their preparation and use | Gerhard Hamprecht, Karl-Otto Westphalen, Matthias Gerber, Helmut Walter | 2001-11-20 |
| 6054410 | Herbicidal mixtures having a synergistic effect | Max Landes, Bernd Sievernich, Elmar Kibler, Wessel Nuyken, Helmut Walter +5 more | 2000-04-25 |
| 6043196 | Herbicidal sulfonylureas, their preparation and use | Gerhard Hamprecht, Karl-Otto Westphalen, Matthias Gerber, Helmut Walter | 2000-03-28 |
| 5739328 | Preparation of asymmetrically substituted triazines | Bernd Schafer | 1998-04-14 |
| 5635450 | Herbicidal N-[(1, 3, 5-Triazin-2-yl)-aminocarbonyl]-benzenesulfonamides | Gerhard Hamprecht, Karl-Otto Westphalen, Helmut Walter, Matthias Gerber, Klaus Grossmann +1 more | 1997-06-03 |
| 5612286 | Herbicidal N-[pyrimidin-2-ly) aminocarbonyl]-benzenesulfonamides | Gerhard Hamprecht, Karl-Otto Westphalen, Matthias Gerber, Uwe Kardorff, Helmut Walter | 1997-03-18 |
| 5591694 | Herbicidal sulfonylureas | Gerhard Hamprecht, Karl-Otto Westphalen, Helmut Walter, Matthias Gerber, Uwe Kardorff | 1997-01-07 |
| 5488029 | Herbicidal N- [1,3,5-riazin-2-yl)-aminocarbonyl]-benzenesulfonamides | Gerhard Hamprecht, Karl-Otto Westphalen, Matthias Gerber, Uwe Kardorff, Helmut Walter | 1996-01-30 |
| 5478798 | Herbicidal N-[(1,3,5-triazin-2-yl)-aminocarbonyl]-benzenesulfonamides | Gerhard Hamprecht, Karl-Otto Westphalen, Helmut Walter, Matthias Gerber, Klaus Grossmann +1 more | 1995-12-26 |
| 5434124 | Sulfonylurea derivatives and their use | Gerhard Hamprecht, Karl-Otto Westphalen, Matthias Gerber, Helmut Walter | 1995-07-18 |
| 5280118 | Trifluoro-and chlorodifluoromethoxy-1,3,5-triazines | Gerhard Hamprecht, Hans-Josef Wolf | 1994-01-18 |
| 5276007 | Herbicidal sulfonylureas | Gerhard Hamprecht, Karl-Otto Westphalen, Bruno Wuerzer, Matthias Gerber, Klaus Grossmann +1 more | 1994-01-04 |
| 5252540 | Sulfonamides | Elisabeth Heistracher, Klaus Fischer, Thomas Saupe, Gerhard Hamprecht, Klaus Ditrich +4 more | 1993-10-12 |
| 5194610 | Trifluoro- and chlorodifluoromethoxy-1,3,5-triazines and the preparation thereof | Gerhard Hamprecht, Hans-Josef Wolf | 1993-03-16 |
| 5188657 | Herbicidal sulfonylureas and their use | Gerhard Hamprecht, Karl-Otto Westphalen, Helmut Walter, Matthias Gerber, Klaus Grossmann +1 more | 1993-02-23 |
| 5171353 | Sulfonamides | Klaus Fischer, Klaus Ditrich, Gerhard Hamprecht, Bruno Wuerzer, Karl-Otto Westphalen | 1992-12-15 |