Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5674387 | Face-to-face/face-to-edge interactive chiral selectors and related apparatuses | William H. Pirkle, Christopher J. Welch | 1997-10-07 |
| 5484530 | Separation of enantiomers of non-steroidal anti-inflammatory drugs and chiral selector therefor | William H. Pirkle, Christopher J. Welch | 1996-01-16 |
| 5387338 | Separation of enantiomers of non-steroidal anti-inflammatory drugs and chiral selector therefor | William H. Pirkle, Christopher J. Welch | 1995-02-07 |
| 5256293 | Separation of enantiomers of non-steroidal anti-inflammatory drugs and chiral selector therefor | William H. Pirkle, Christopher J. Welch | 1993-10-26 |
| 5055490 | Stereoisomers of benzonitrile derivatives, useful as cardiac arrhythmiac agents | Olle K. S. Almgren, Kjell Andersson, Goran B. D. Duker, Gert Strandlund | 1991-10-08 |
| 4777293 | Method for the synthesis of pharmacologically active compounds and intermediates for such synthesis | — | 1988-10-11 |
| 4620008 | Processes for the preparation of omeprazole and intermediates therefore | Arne E. Brandstrom | 1986-10-28 |
| 4544750 | Certain pyridyl-N-oxide intermediates for the preparation of omeprazole | Arne E. Brandstrom | 1985-10-01 |