Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5478958 | Methyldioxolan | Friedrich Karrer, Hans-Peter Buser, Alfred Rindlisbacher, Luigi M. Venanzi, Thomas R. Ward | 1995-12-26 |
| 5463047 | Intermediates for the manufacture of 4-acyloxy-3-hydroxyethylazetidinones | Peter Schneider, Jacques Bersier | 1995-10-31 |
| 5386029 | Process for the manufacture of 4-acyloxy-3-hydroxyethyl-azetidinones | Peter Schneider | 1995-01-31 |
| 5384416 | Methyldioxolan | Friedrich Karrer, Hans-Peter Buser, Alfred Rindlisbacher, Luigi M. Venanzi, Thomas R. Ward | 1995-01-24 |
| 5317100 | Process for the preparation of optically active acyloxyazetidinones | Jaroslav Kalvoda, Martin Kessler, Rene Lattmann | 1994-05-31 |
| 5280041 | Methyldioxolan | Friedrich Karrer, Hans-Peter Buser, Alfred Rindlisbacher, Luigi M. Venanzi, Thomas R. Ward | 1994-01-18 |
| 5274188 | Process for the manufacture of 4-acyloxy-3-hydroxyethyl-azetidinones | Peter Schneider | 1993-12-28 |
| 5064761 | Process for the manufacture of 4-acylamino-3-hydroxybutyric acid esters | Peter Schneider, Jacques Bersier | 1991-11-12 |
| 5011995 | Process for the preparation of optically active secondary amines | Benoit Pugin, Felix Spindler | 1991-04-30 |
| 4927507 | Novel process for the manufacture of 4-acyloxy-3-hydroxyethyl-azetidinones | Peter Schneider, Jacques Bersier | 1990-05-22 |