Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7176311 | Process for preparing pharmaceutically active compounds | Mark Edward Bunnage, Keith M. DeVries, Laurence James Harris, Philip Charles Levett, John Paul Mathias +2 more | 2007-02-13 |
| 6809200 | Process for the preparation of pyrazolo[4,3-d]pyrimidin-7-one compounds and intermediates thereof | Charlotte Moira Norfor Allerton, Christopher Gordon Barber, Keith M. DeVries, Laurence James Harris, Philip Charles Levett +2 more | 2004-10-26 |
| 6677335 | Pharmaceutically active compounds | Mark Edward Bunnage, Keith M. DeVries, Laurence James Harris, Philip Charles Levett, John Paul Mathias +2 more | 2004-01-13 |
| 6420557 | Crystalline therapeutic agent | Laurence James Harris, Richard Anthony Storey | 2002-07-16 |
| 6066735 | Process for preparing sildenafil | Peter James Dunn | 2000-05-23 |
| 5955611 | Process for preparing sildenafil | Peter James Dunn | 1999-09-21 |