Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6234811 | Method for producing esters of triazolopyrimidine derivatives free of enantiomers using vinylesters with lipase | Stefan Koser, Nicholas J. Holman | 2001-05-22 |
| 6214608 | Resolution of racemates of primary and secondary heteroatom-substitued amines by enzyme-catalyzed acylation | Klaus Ditrich, Christoph Nubling | 2001-04-10 |
| 6124472 | Process for preparing 3-pyrroline-2-carboxylic acid derivatives | Helmut Mack, Thomas Pfeiffer, Werner Seitz, Thomas Zierke, Udo Lange | 2000-09-26 |
| 5905167 | Separation of optically active amides | Klaus Ditrich, Wolfgang Ladner | 1999-05-18 |
| 5753471 | Biotechnological perparation of alcohols, aldehydes and carboxylic acids | Uwe Pressler, Bernhard Hauer, Wolfgang Ladner, Ursula Schnell, Horst Ralf Staudenmaier | 1998-05-19 |
| 5728876 | Resolution of the racemates of primary and secondary amines by enzyme-catalyzed acylation | Bernhard Hauer, Wolfgang Ladner, Uwe Pressler, Christoph Nubling | 1998-03-17 |
| 5663329 | Preparation of enantiomerically pure lactams | Horst Ralf Staudenmaier, Bernhard Hauer, Wolfgang Ladner, Ursula Schnell, Uwe Pressler | 1997-09-02 |
| 5530143 | Preparation of (6s)-6,8-dihydroxyoctanoic esters | Joachim Paust | 1996-06-25 |
| 5489694 | Preparation of R/S-.gamma.-lipoic acid or R/S-.alpha.-lipoic acid | Joachim Paust, Peter Eckes, Wolfgang Siegel, Walter Dobler, Michael Hullmann | 1996-02-06 |
| 5420302 | Preparation of calcium L-ascorbate 2-phosphate | Klaus Kaiser, Joachim Paust | 1995-05-30 |
| 5380920 | Preparation of R/S-.gamma.-lipoic acid or R/S-.alpha.-lipoic acid | Joachim Paust, Peter Eckes, Wolfgang Siegel, Walter Dobler, Michael Hullmann | 1995-01-10 |
| 5202445 | Preparation of potassium magnesium L-ascorbate 2-phosphate | Walter Dobler, Hartwig Voss, Joachim Paust | 1993-04-13 |