Issued Patents All Time
Showing 51–54 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5556850 | Crystalline acid addition salts of diastereomerically pure 1-(2,2-dimethyl-propionyloxy)-ethyl-3-cephem-4-carboxylate | Gerd Fischer, Joachim-Heiner Jendralla, Rudolf Lattrell, Theodor Wollmann, Dieter Isert | 1996-09-17 |
| 5550232 | Diastereomers of 1-(isopropoxycarbonyloxy) ethyl 3-cephem 4-carboxylate | Gerd Fischer, Uwe Gerlach, Rolf H orlein, Norbert Krass, Rudolf Lattrell +3 more | 1996-08-27 |
| 5461043 | Diastereomers of 1-(isopropoxycarbonyloxy)ethyl 3-cephem-4-carboxylate | Gerd Fischer, Uwe Gerlach, Rolf Horlein, Norbert Krass, Rudolf Lattrell +3 more | 1995-10-24 |
| 5410042 | Process for the cleavage of cephalosporin prodrug esters to 7-amino-3-methoxymethylceph-3-em-4-carboxylic acid | Norbert Krass, Gerd Fischer, Uwe Gerlach, Rolf-Ludwig HOERLEIN, Rudolf Lattrell +4 more | 1995-04-25 |