Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5451690 | Lambda-1,4-pregnadiene-3,20-diones | Philippe Mackiewicz | 1995-09-19 |
| 5434258 | .delta..sup.1,4 -pregnadiene-3,20-diones | Philippe Mackiewicz | 1995-07-18 |
| 5310896 | Process for preparing .DELTA..sup.1,4 -pregnadiene-3,20-diones | Philippe Mackiewicz | 1994-05-10 |