Issued Patents All Time
Showing 76–100 of 121 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6822110 | CaO-catalyzed preparation of isophoronenitrile | Dagmar Pascale Kunsmann-Keitel, Gerold Braun, Ingo Münster, Klaus Mundinger, Gunter Scherhag | 2004-11-23 |
| 6770770 | Phosphites | Robert Baumann, Jakob Fischer, Tim Jungkamp, Dagmar Pascale Kunsmann-Keitel | 2004-08-03 |
| 6723958 | Display with a heater | Peter Brandt | 2004-04-20 |
| 6554966 | Process for preparing essentially formic acid-free N-alkyl-N′-methylalkyleneureas | Andreas Kramer, Johann-Peter Melder, Heinz Rutter, Günter Riewe, Hans-Jurgen Weyer | 2003-04-29 |
| 6521778 | Catalyst comprising a complex of a metal from subgroup VIII based on a bidentate phosphonite ligand, and method for producing nitriles | Jakob Fischer, Dagmar Pascale Keitel, Lorenz Siggel | 2003-02-18 |
| 6476268 | Preparation of N-benzylamines | Harald Winsel, Michael Bartsch | 2002-11-05 |
| 6476253 | Process for preparing monoacetylated hydroquinone compounds | Karin Schein, Kai-Uwe Baldenius, Rainer Stürmer, Detlef Ruff, Hagen Jaedicke | 2002-11-05 |
| 6440891 | Catalyst comprising a complex of a metal of subgroup VIII, on the basis of a phosphonite ligand and method for hydroformylation | Heiko Maas, Rocco Paciello, Michael Roper, Jakob Fischer | 2002-08-27 |
| 6417353 | Preparing amines | Frank Funke, Joachim Wulff-Doring, Gerhard Schulz, Andreas Kramer, Johann-Peter Melder +4 more | 2002-07-09 |
| 6355833 | Catalyst comprising at least one nickel(0) complex based on a phosphonite ligand, and the preparation of nitriles | Jakob Fischer | 2002-03-12 |
| 6353127 | &agr;-chloronitriles production method | Armin Stamm, Jakob Fischer, Jochem Henkelmann | 2002-03-05 |
| 6303823 | Process for preparing ketones, in particular 6-methylheptan-2-one | Andreas Kramer, Christian Knoll, Johann-Peter Melder, Gerd Kaibel | 2001-10-16 |
| 6242633 | Catalyst comprising at least one phosphonite ligand based nickel (O) complex and method for the production of nitriles | Jakob Fischer | 2001-06-05 |
| 6207864 | Process for preparing cyclopropylacetylene | Michael Henningsen, Armin Stamm, Martin Fischer | 2001-03-27 |
| 6197992 | Monoolefinic C5 mononitriles, method for the production and the use thereof | Jakob Fischer, Klaus Mundinger, Gerald Meyer | 2001-03-06 |
| 6180839 | Continuous preparation of dimethylvinylcarbinol by isomerizing prenol | Matthias Kiefer, Jörg Therre, Melanie Pahl, Werner Aquila, Ulrich Schafer-Luderssen | 2001-01-30 |
| 6175019 | Process for the preparation of 1,3-dimethylimidazolium 4-carboxylate | Jakob Fischer, Volker Bomm, Martin Fischer, Klaus Mundinger | 2001-01-16 |
| 6169198 | Method for producing mixtures of monoolefinic C5-mononitriles by catalytic hydrocyanation | Jakob Fischer | 2001-01-02 |
| 6160178 | Racemization of optically active amines | Hartmut Riechers, Joachim Simon, Arthur Hohn, Andreas Kramer, Frank Funke +1 more | 2000-12-12 |
| 6153797 | Racemizing of optically active amines | Hartmut Riechers, Joachim Simon, Arthur Hohn, Andreas Kramer, Frank Funke +1 more | 2000-11-28 |
| 6127580 | Process for the preparation of substituted anthraquinones | Andreas Kramer | 2000-10-03 |
| 6103898 | Preparation of cyclic urea derivatives | Andreas Kramer | 2000-08-15 |
| 6069281 | Process for producing organic nitrogen compounds, special organic nitrogen compounds and mixtures of such compounds and their use as fuel and lubricant additives | Rudolf Kropp, Boris Breitscheidel, Wolfgang Harder, Harald Schwahn, Wolfgang Reif | 2000-05-30 |
| 6063615 | Enzymatic acylation of amino acid esters using a carboxylic acid ester substituted with oxygen on the alpha carbon | Rainer Stürmer, Klaus Ditrich | 2000-05-16 |
| 6049007 | Racemization of optically active amines | Hartmut Riechers, Joachim Simon, Arthur Hohn, Andreas Kramer, Frank Funke +1 more | 2000-04-11 |