Issued Patents 1997
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5686604 | Cephalosporines | Hubert Sturm, Josef Wieser | 1997-11-11 |
| 5659030 | Purification of a cephalosporin salt | Rainer Pucher, Siegfried Wolf | 1997-08-19 |
| 5644052 | Process for the production of cephalosporines and novel intermediates in this process | Hubert Sturm, Josef Wieser | 1997-07-01 |
| 5639877 | Intermediates in the synthesis of cephalosporins | Ingolf Macher | 1997-06-17 |
| 5616703 | Separation of cephalosporin isomers | Harald Summer, Siegfried Wolf | 1997-04-01 |
| 5608055 | Beta lactam production | Jose Diago | 1997-03-04 |