Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6365742 | Preparation of opiates, intermediates and uses of salts | Bogdan Mudryk, Jen-Sen Dung, Alice Sebastian | 2002-04-02 |
| 6096760 | Solid .alpha.-phenyl-2-piperidine acetate free base, its preparation and use in medicine | — | 2000-08-01 |
| 6096923 | Process for the preparation of nitrosourea compounds | Matthew P McWilliams | 2000-08-01 |
| 6090943 | Preparation of opiates, intermediates and uses of salts | Bogdan Mudryk, Jen-Sen Dung, Alice Sebastian | 2000-07-18 |
| 5981751 | Method for removal of residual organic solvents and use thereof in manufacturing pharmaceuticals | Bogdan Mudryk, Jen-Sen Dung, James Guro | 1999-11-09 |
| 5847142 | Preparation of narcotic analgesics | Bogdan Mudryk, Joydeep Kant | 1998-12-08 |
| 5591852 | Process for the preparation of nucleotides | Purushotham Vemishetti, Paul R. Brodfuehrer, Henry G. Howell | 1997-01-07 |
| 5476938 | Process for the preparation of nucleotides | Purushortham Vemishetti, Paul R. Brodfuehrer, Henry G. Howell | 1995-12-19 |
| 5420269 | 3-fluorosulfonyloxyceph-3-em compounds | Stephen R. Baker, Gregory Roth | 1995-05-30 |
| 5245027 | 3-fluorosulfonyloxyceph-3-em compounds | Stephen R. Baker, Gregory Roth | 1993-09-14 |
| 5043439 | Process for production of cephalosporins | Joydeep Kant | 1991-08-27 |
| 4879377 | Nucleoside process | Steven P. Brundidge, Henry G. Howell, Chou Hong-Tann | 1989-11-07 |
| 4870168 | 3-Unsaturated alkyl cephems from 3-triflyl cephems | Stephen R. Baker, Vittorio Farina | 1989-09-26 |
| 4847373 | Production of 3-allyl- and 3-butenyl-3-cephems | Stephen R. Baker, Vittorio Farina | 1989-07-11 |
| 4625020 | Nucleoside process | Steven P. Brundidge, Henry G. Howell, Chon-Hong Tann | 1986-11-25 |
| 4351766 | Production of penicillins | Derek Walker, Herbert H. Silvestri, David A. Johnson | 1982-09-28 |
| 4316016 | Cephalosporin intermediates | Derek Walker, Herbert H. Silvestri, David A. Johnson | 1982-02-16 |
| 4316017 | Cephalosporin intermediates | Derek Walker, Herbert H. Silvestri, David A. Johnson | 1982-02-16 |
| 4310458 | Production of penicillins | Derek Walker, Herbert H. Silvestri, David A. Johnson | 1982-01-12 |
| 4278600 | Production of penicillins | Derek Walker, Herbert H. Silvestri, David A. Johnson | 1981-07-14 |
| 4240960 | Trimethylsilyl substituted penicillins | Derek Walker, Herbert H. Silvestri, David A. Johnson | 1980-12-23 |
| 4223135 | Production of cephalosporins | Derek Walker, Herbert H. Silvestri, David A. Johnson | 1980-09-16 |