Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6252069 | Method for the production of 3-isopropyl-1H-2, 1,3-benzothiadiazine-4 (3H)-one-2,2-dioxide | Hans Rupert Merkle, Otto Worz, Erich Fretschner, Albrecht Muller, Kurt Benz | 2001-06-26 |
| 5795983 | Preparation of ammonium salts of 3-isopropyl-2, 1, 3-benzothia-diazin-4-one 2,2-dioxide | Hans Rupert Merkle, Alfons Durein, Karl-Friedrich Jager | 1998-08-18 |
| 5763659 | Preparation of optically active 2-halopropionic acids | Hans Rupert Merkle, Erich Fretschner, Bernhard Zipperer | 1998-06-09 |
| 5753495 | Process for the preparation of (L)-2-chloropropionic acid and its salts using lipase from pseudomonas | Wolfgang Ladner, Hansjörg Rettenmaier, Bernhard Zipperer | 1998-05-19 |
| 4746443 | Bentazon containing wastewater treatment | Mao-Yao Huang, Joseph F. Louvar, Albrecht Muller, Hans Rupert Merkle | 1988-05-24 |
| 4565565 | Dichloroacetamides, herbicides containing acetanilides as herbicidal active ingredients and the dichloroacetamides as antagonists, and the use of these herbicides in controlling undesired plant growth | Wolfgang Rohr, Peter Plath, Bruno Wuerzer | 1986-01-21 |
| 4451378 | Isolation of 3-isopropyl-2,1,3-benzothiadiazin-4-one-2,2-dioxide from waste water from its preparation | Hans Rupert Merkle, Albrecht Mueller | 1984-05-29 |
| 4448960 | Dichloroacetamides, herbicides containing acetanilides as herbicidal active ingredients and the dichloroacetamides as antagonists, and the use of these herbicides in controlling undesired plant growth | Wolfgang Rohr, Peter Plath, Bruno Wuerzer | 1984-05-15 |
| 4411691 | 1-Substituted phenyl-pyridazone herbicides | Wolfgang Rohr, Bruno Wuerzer, Heinz-Guenter Ceser | 1983-10-25 |
| 4272282 | Herbicidal agents based on acetanilides and dichloroacetamides | Karl Eicken, Peter Plath, Wolfgang Rohr, Bruno Wuerzer | 1981-06-09 |
| 4249933 | Herbicidal agents containing a thiolcarbamate | Karl Eicken, Bruno Wuerzer | 1981-02-10 |
| 4249935 | Herbicidal agents | Karl Eicken, Bruno Wuerzer | 1981-02-10 |
| 4219494 | O-Aminosulfonylglycolic anilides | Adolf Fischer, Wolfgang Rohr, Gerhard Hamprecht | 1980-08-26 |