Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5530169 | Process for the preparation of saturated, fluorine-containing and chlorine-free hydrocarbons | Dietmar Bielefeldt, Rudolf Braden, Michael Negele | 1996-06-25 |
| 5283363 | Process for the preparation of (hetero)arylalk(en/in)ylamines and (hetero)arylalkinylamines | Dietmar Kuhnt, Thomas Himmler | 1994-02-01 |
| 5204471 | .alpha.-trifluoromethyl-substituted, saturated bicyclic amines | Michael Negele, Dieter Habich, Christian Laue | 1993-04-20 |
| 5093522 | Carboxylic acid halides containing trifluoromethyl groups and a process for their preparation | Dietmar Bielefeldt | 1992-03-03 |
| 5087775 | Process for the preparation of partially fluorinated alcohols | Karl-Rudolf Gassen, Dietmar Bielefeldt, Michael Negele | 1992-02-11 |
| 5011996 | Process for the preparation of amines | Wolfgang Kiel | 1991-04-30 |
| 4940819 | Process for the hydrogenation of .alpha.,.beta.-unsaturated ketones | Wolfgang Kiel | 1990-07-10 |
| 4845288 | Process for the preparation of hydroxybenzaldoxime O-ethers | Reinhard Lantzsch, Hans-Ludwig Elbe | 1989-07-04 |
| 4822912 | Process for the preparation of 2,3,5,6-tetrafluorobenzoic acid | Klaus Naumann, Rudolf Braden | 1989-04-18 |
| 4764524 | Novel substituted furazane | Wilhelm Sirrenberg, Rudolph Braden, Gerhard Zoebelein, Wolfgang Pfluger | 1988-08-16 |
| 4661640 | Substituted 5-cycloalkyl-2,2-di-methyl-pentan-3-ones | Karl H. Mohrmann | 1987-04-28 |
| 4642344 | Polyamines | Manfred Hajek, Herbert Salzburg | 1987-02-10 |
| 4622427 | Process for the preparation of partially hydrogenated derivatives of 2-nitro-1,1,1-trifluoroalkanes | Bernd Baasner, Erich Klauke | 1986-11-11 |
| 4602115 | Substituted 5-cycloalkyl-2,2-di-methyl-pentan-3-ones | Karl H. Mohrmann | 1986-07-22 |
| 4495369 | Process for the preparation of neopentylamine | Friedrich Werner, Heinz U. Blank, Gunther Gramm, Rudolf Braden | 1985-01-22 |
| 4434289 | Process for the preparation of 2-trimethylsilyloxy-ethylamines | Kurt Findeisen | 1984-02-28 |
| 4408061 | Process for the preparation of 1,4-3,6-dianhydro-hexitols | Herbert Salzburg, Holger Meyborg | 1983-10-04 |
| 4328223 | 2-Amino-3a,4,5,6-tetrahydro-perimidine derivatives and their medicinal use in combatting circulatory diseases | Hans-Joachim Kabbe, Hildegard E. Mayer, Annedore Mayer, Andrea Mayer, Kurt Stoepel | 1982-05-04 |