Issued Patents All Time
Showing 76–100 of 135 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5541332 | Chloropyridinium chlorides and process for their preparation | Klaus Jelich, Carl Casser, Christoph Mannheims, Knud Lawrenz | 1996-07-30 |
| 5405858 | Furazanylureas | Wilhelm Sirrenberg, Albrecht Marhold, Ulrike Wachendorff-Neumann, Alfred Elbert | 1995-04-11 |
| 5352794 | Process for the preparation of N-(2-chloro-pyridin-5-yl-methyl)ethylenediamine | — | 1994-10-04 |
| 5304651 | Process for the preparation of 5-substituted 2-chloropyridines | — | 1994-04-19 |
| 5258526 | Process for the preparation of 3-substituted 4-cyano-pyrrole compounds | Peter C. Knuppel, Klaus Jelich, Peter Andres, Albrecht Marhold | 1993-11-02 |
| 5213608 | Herbicidal substituted sulphonylamidinohydrazones | Christa Fest, Ernst Rudolf F. Gesing, Rolf Kirsten, Joachim Kluth, Klaus-Helmut Muller +6 more | 1993-05-25 |
| 5167692 | Herricidal substituted sulphonylamidinohydrazones | Christa Fest, Ernst Rudolf F. Gesing, Rolf Kirsten, Joachim Kluth, Klaus-Helmut Muller +6 more | 1992-12-01 |
| 5162529 | Process for the preparation of 5-hydroxy-3,4,5,6-tetrahydro-pyrimidine derivatives | Hermann Seifert | 1992-11-10 |
| 5126454 | Process for the preparation of sulphonylisoureas | Klaus-Helmut Muller, Martin Littmann | 1992-06-30 |
| 5103011 | Preparation of 2-chloro-5- methyl-pyridine | Klaus Jelich, Dieter Kaufmann, Bernd Gallenkamp | 1992-04-07 |
| 5025030 | Hydroxyalkinyl-azolyl derivatives | Ernst Kysela, Karl H. Buchel, Stefan Dutzmann, Wilhelm Brandes, Gerd Hanssler | 1991-06-18 |
| 5010193 | Preparation of phosphoric acid derivatives and intermediates | Fritz Maurer, Helmut Fiege, Albert Schnatterer | 1991-04-23 |
| 4992577 | Preparation of 3-vinyl-substituted 2,2-dimethylcyclopropane-1-carboxylic acids and esters and intermediates therefor | Dieter Arlt, Manfred Jautelat | 1991-02-12 |
| 4987251 | Process for the preparation of trans-2,2-dimethyl-3-(2,2-dichlorovinyl)-cyclopropanecarboxylic acid | Karl Steinbeck | 1991-01-22 |
| 4973753 | Process for the preparation of hydroxybenzaldoxime o-ethers | Hans-Ludwig Elbe, Wolf Reiser, Johannes Schmetzer | 1990-11-27 |
| 4921529 | 2-Hydroxyethyl-azole derivatives | — | 1990-05-01 |
| 4897505 | Process for the preparation of 3-(2-chloro-2-(4-chloro-phenyl)-vinyl)-2,2-dimethylcyclopropanecarboxyli c acid | — | 1990-01-30 |
| 4845287 | Hydroxybenzaldoxime O-ethers | Hans-Ludwig Elbe | 1989-07-04 |
| 4845288 | Process for the preparation of hydroxybenzaldoxime O-ethers | Heinz Ziemann, Hans-Ludwig Elbe | 1989-07-04 |
| 4818762 | Fungicidal novel hydroxyalkynyl-azolyl derivatives | Klaus Ditgens, Karl H. Buchel, Paul Reinecke, Wilhelm Brandes | 1989-04-04 |
| 4792606 | Process for the preparation of dimeric aromatic acyl cyanides | Hermann-Dieter Krall | 1988-12-20 |
| 4739119 | Process for the preparation of hydroxybenzaldoxime O-ethers | Hans-Ludwig Elbe | 1988-04-19 |
| 4719307 | Process for the preparation of .beta.-hydroxyethyl-(1,2,4-triazole) derivatives | Karl-Julius Reubke | 1988-01-12 |
| 4698333 | Use of substituted malonic acid derivatives as agents for combating pests | Rudolf Fauss, Kurt Findeisen, Gerhard Jager, Ingeborg Hammann, Benedikt Becker +1 more | 1987-10-06 |
| 4686291 | Preparation of methyl ketones | Hans-Ludwig Elbe | 1987-08-11 |