Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5648495 | Process for the preparation of 5-substituted 2-chloropyridines | Klaus Jelich, Christoph Mannheims, Reinhard Lantzsch, Walter Merz | 1997-07-15 |
| 5442072 | Process for preparing chloromethylpyridines | Helmut Kraus, Hans-Joachim Diehr | 1995-08-15 |
| 5283338 | Process for the preparation of 2-chloropyridines | Gunther Cramm, Guido Steffan | 1994-02-01 |
| 5216170 | (2-aminopropyl) pyridines useful as intermediates | Werner Hallenbach, Friedrich Berschauer, Heinrich A. Greife, Gernot Klotz | 1993-06-01 |
| 5149822 | Preparation of 2,3-dichloro-5-acetylpyridine | Werner Hallenbach, Bernd Gallenkamp | 1992-09-22 |
| 5091068 | Preparation of 3-trichloromethyl-pyridine | Klaus Jelich | 1992-02-25 |
| 5086181 | 4-bromo-6-chloro-5-amino-2-substituted pyridyl compounds | Werner Hallenbach, Friedrich Berschauer, Gernot Klotz, Heinrich A. Greife | 1992-02-04 |
| 5028617 | Heteroarylethanol-pyridylalkylamines for controlling animal growth | Werner Hallenbach, Friedrich Berschauer, Heinrich A. Greife, Gernot Klotz | 1991-07-02 |
| 5010091 | 2,4-dihalogeno-6-pyridylethanolphenylisopropylamines for shifting the protein-fat ratio of animals in favor of protein | Werner Hallenbach, Friedrich Berschauer, Heinrich A. Greife, Gernot Klotz | 1991-04-23 |
| 4990620 | Halogen substituted pyridylalkyl ketones | Werner Hallenbach | 1991-02-05 |
| 4988694 | 4-bromo-6-chloro-5-amino-2-pyridyl-ethanolamines and their use as yield promoters | Werner Hallenbach, Friedrich Berschauer, Gernot Klotz, Heinrich A. Greife | 1991-01-29 |
| 4960783 | Use of benzimidazole derivatives as yield promoters | Gerhard Bonse, Werner Hallenbach, Friedrich Berschauer | 1990-10-02 |
| 4939262 | 6-ethyl-3-amino or nitro-2,4-dihalogenopyridine compounds | Gerhard Bonse, Werner Hallenbach | 1990-07-03 |
| 4927938 | Halogen substituted pyridylalkyl ketones | Werner Hallenbach | 1990-05-22 |
| 4920136 | Substituted pyridylethanolamine livestock production promoters | Werner Hallenbach, Friedrich Berschauer | 1990-04-24 |
| 4895950 | 5-halogeno-6-amino-nicotinic acid halides | Werner Hallenbach | 1990-01-23 |
| 4880840 | Arylethanolhydroxylamines and their use for promoting yield | Axel Ingendoh, Friedrich Berschauer, Anno de Jong, Martin Scheer | 1989-11-14 |
| 4863939 | Heteroarylethylamine as production promoters in livestock | Werner Hallenbach, Friedrich Berschauer, Anno de Jong, Martin Scheer | 1989-09-05 |
| 4847382 | 5-Aminopyridine compounds | Werner Hallenbach | 1989-07-11 |
| 4847291 | Arylethanol-hydroxylamines for promotion of livestock production | Axel Ingendoh, Friedrich Berschauer, Anno de Jong, Martin Scheer | 1989-07-11 |
| 4845262 | Novel arylethanolamines for promoting livestock production | Werner Hallenbach, Friedrich Berschauer, Anno de Jong, Martin Scheer | 1989-07-04 |
| 4760063 | Thienooxazinones, processes for their preparation, and their use as growth promoters | Werner Hallenbach, Friedrich Berschauer, Martin Scheer, Anno de Jong | 1988-07-26 |
| 4740520 | Use of thienylurea derivatives as selective fungicides | Werner Hallenbach, Wilhelm Brandes | 1988-04-26 |
| 4737515 | Use of tetrahydrobenzothienylurea derivatives as fungicides | Werner Hallenbach, Wilhelm Brandes | 1988-04-12 |
| 4692461 | Fungicidal thienylurea derivatives | Werner Hallenbach, Wilhelm Brandes | 1987-09-08 |