Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5681839 | Nitrogen heterocycles | Roger Crossley, Barry John Langham | 1997-10-28 |
| 5604238 | Z-benzylidene-tetrahydroquinolines and analogues thereof | Roger Crossley | 1997-02-18 |
| 5597834 | Z-benzylidene-tetrahydroquinolines and analogues thereof | Roger Crossley | 1997-01-28 |