Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7381832 | Polyhalogen-substituted cinnamic acids and cinnamic acid derivatives and a process for the preparation of polyhalogen-substituted cinnamic acids and cinnamic acid derivatives | Walter Lange, Markus Eckert, Michael Dockner | 2008-06-03 |
| 6964963 | Preparation of 4-amino-1-naphthol ethers | Herbert Diehl | 2005-11-15 |
| 6956129 | Polyhalogen-substituted cinnamic acids and cinnamic acid derivatives and a process for the preparation of polyhalogen-substituted cinnamic acids and cinnamic acid derivatives | Walter Lange, Markus Eckert, Michael Dockner | 2005-10-18 |
| 6455725 | Substituted cinnamic acids and cinnamic acid esters | Walter Lange, Guido Steffan, Ernst Kysela | 2002-09-24 |
| 6433228 | Process for preparing 2-halogenated indan-1-ones | Helmut Fiege, Guido Steffan, Klaus-Christian Paetz | 2002-08-13 |
| 6355827 | Process for preparing 2-cyanoindan-1-ones | Helmut Fiege, Guido Steffan | 2002-03-12 |
| 6063971 | Process for the preparation of halogenomethylcyclopropanes and ultrapure halogenomethylcyclopropane | Reinhold Gehring | 2000-05-16 |
| 6008420 | Process for the production of halogen methyl cyclopropanes and highly pure halogen methyl cyclopropanes | Reinhold Gehring | 1999-12-28 |
| 5922874 | Process for preparing N-aryl-N'-alkyl-piperazines | Helmut Fiege, Bernhard Beitzke | 1999-07-13 |
| 5650530 | Process for preparing 6-oxo-(6H)-dibenz-[c,e][1,2]-oxaphosphorins (ODOPs) | Hans-Josef Buysch, Volker Glock, Bernd Griehsel | 1997-07-22 |