Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5274164 | Preparation of aryl chloroformates | Thomas Wettling, Jochem Henkelmann, Irene Troetsch-Schaller | 1993-12-28 |
| 5211737 | 4-arryl-2-haloimidazole-5-carboxylic esters, the preparation and use thereof | Ulrich Wriede, Gerhard Hamprecht, Thomas Kuekenhoehner, Bruno Wuerzer, Karl-Otto Westphalen | 1993-05-18 |
| 5207820 | Crop protection agents based on 1-aryl- or 1-hetarylimidazose carboxylic esters | Ulrich Wriede, Gerhard Hamprecht, Bruno Wuerzer | 1993-05-04 |
| 5196611 | Preparation of alkyl, alkenyl, and alkynyl chlorides | Jochem Henkelmann, Irene Troetsch-Schaller, Thomas Wettling, Thomas-Michael Kahl, Leopold Hupfer +1 more | 1993-03-23 |
| 5117004 | Preparation of imidazole-2-carboxylic acids | Uwe Kempe, Toni Dockner | 1992-05-26 |
| 5043454 | Crop protection agents based on 1-aryl- or 1-hetarylimidazolecarboxylic esters | Ulrich Wriede, Gerhard Hamprecht, Bruno Wuerzer | 1991-08-27 |
| 5008398 | Preparation of p-nitrophenyl-imidazoles | Klaus Ebel, Helmut Karn, Christof Taubitz | 1991-04-16 |
| 4924000 | Preparation of acylated imidazoles | Michael Hesse, Wolfgang Hoelderich, Toni Dockner | 1990-05-08 |
| 4900825 | Preparation of 4-nitro-5-imidazolyl ethers and thioethers | Toni Dockner | 1990-02-13 |
| 4864030 | Preparation of 1-alkylimidazoles | Toni Dockner, Helmut Karn | 1989-09-05 |
| 4803283 | Preparation of 4(5)-nitroimidazole-5(4)-carboxylic acids | Toni Dockner, Uwe Kempe | 1989-02-07 |