Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10273216 | Process for preparing crystalline methyl N- [2- [[[1-(4-chlorophenyl)-1H-pyrazol-3-yl]oxy]methyl]phenyl]-N-methoxycarbamate | Eric George Klauber, Timo Frassetto, Reinhold Niemes, Ralf Bauer | 2019-04-30 |
| 9278977 | Process for manufacturing 5-chloromethyl-2,3-pyridine dicarboxylic acid anhydrides | Frederik Menges, Joachim Gebhardt, Michael Rack, Michael Keil, Rodney F. Klima +3 more | 2016-03-08 |
| 9096570 | Process for manufacturing substituted 3-pyridylmethyl ammonium bromides | Joachim Gebhardt, Frederik Menges, Michael Rack, Michael Keil, Stefan Orsten +5 more | 2015-08-04 |
| 8722893 | Process for manufacturing 5-chloromethyl-2,3-pyridine dicarboxylic acid anhydrides | Frederik Menges, Joachim Gebhardt, Michael Rack, Michael Keil, Rodney F. Klima +3 more | 2014-05-13 |
| 5679863 | Preparation of carbonylphosphine oxides | Martin Fischer, Eckhard Hickmann, Rudolf Kropp, Beate Trentmann | 1997-10-21 |
| 5504236 | Preparation of .alpha.-carbonylphosphine oxides | Martin Fischer, Eckhard Hickmann, Rudolf Kropp, Beate Trentmann | 1996-04-02 |
| 5410060 | Process for preparation of arenebisphosphine oxides | Wolfgang Siegel, Matthias Lokai | 1995-04-25 |
| 5395975 | Preparation of polyacylated aromatric compounds | Wolfgang Siegel | 1995-03-07 |
| 5296636 | Preparation of 2,4,6-trimethylbenzoic acid | Wolfgang Siegel, Rudolf Kropp | 1994-03-22 |