Issued Patents 1997
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5681794 | N-cyanoaryl-nitrogen heterocycles | Roland Andree, Mark Wilhelm Drewes, Hans-Joachim Santel, Markus Dollinger | 1997-10-28 |
| 5675016 | Process for the preparation of 1,3-dimethyl-5-fluoro-pyrazole-4-carboxanilides | Bernd Gallenkamp, Lothar Rohe | 1997-10-07 |
| 5672787 | Process for preparing 1,1,1,4,4,4-hexafluorobutane in the liquid phase | Dietmar Bielefeldt, Norbert Lui | 1997-09-30 |
| 5672765 | Process for the preparation of aromatic fluorinated compounds and novel diamides | Marianne Lohr, Heinrich Wamhoff | 1997-09-30 |
| 5670665 | Process for the preparation of fluorine-substituted aminobenzodioxoles and -benzodioxanes and new intermediates | Peter Andres | 1997-09-23 |
| 5656649 | Substituted benzimidazoles | Winfried Lunkenheimer, Bernd Baasner, Folker Lieb, Stefan Bohm, Ulrich Görgens +3 more | 1997-08-12 |
| 5648316 | Substituted (1,4) Dioxino (2,3-F) Benzoimidazole derivative and their use in pest control | Lutz Assmann, Heinz-Wilhelm Dehne, Gerd Hanssler, Klaus Stenzel, Ulrike Wachendorff-Neumann | 1997-07-15 |
| 5648566 | Methyleneperfluorocycloalkanes and their use in the production of thermoplastic fluororesins | Ralf Kruger, Michael Negele, Norbert Lui | 1997-07-15 |
| 5648567 | Fluoro-trifluoromethylbenzoic acid derivatives | Peter Andres | 1997-07-15 |
| 5646329 | Cyclopropylamine derivatives | Norbert Lui, Stefan Bohm | 1997-07-08 |
| 5646196 | C.sub.3 to C.sub.5 polyfluorcalkanes propellants | Claus-Dieter Sommerfeld, Wilhelm Lamberts, Dietmar Bielefeldt, Michael Negele | 1997-07-08 |
| 5637737 | Process for the preparation of 2,2-difluorobenzo[1.3]dioxolecarbaldehydes | Peter Andres | 1997-06-10 |
| 5624970 | C.sub.3 to C.sub.5 polyfluorcalkanes propellants | Claus-Dieter Sommerfeld, Wilhelm Lamberts, Dietmar Bielefeldt, Michael Negele | 1997-04-29 |
| 5621111 | Process for the preparation of side chain-fluorinated alkyloxazoles, and new side chain-fluorinated alkyloxazoles | Norbert Lui | 1997-04-15 |
| 5602282 | Process for the preparation of 2-amino-2-arylethanols and novel intermediates | Reinhard Lantzsch, Ernst Kysela | 1997-02-11 |
| 5599980 | Process for the preparation of polyhalogenated benzotrifluorides, benzotrichlorides and benzoyl chlorides and new trihalogenobenzotrichlorides and -benzoyl chlorides | Peter Andres | 1997-02-04 |
| 5593945 | N-cyanoaryl-nitrogen heterocycles | Roland Andree, Mark Wilhelm Drewes, Hans-Joachim Santel, Markus Dollinger | 1997-01-14 |