Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5688954 | Process for the preparation of substituted thiopyran-1-oxides | Philippe Pitchen, Patrick Leon, Dominique Petre | 1997-11-18 |
| 5684159 | L-tartaric acid salt of a (1R) diastereomer of a 2-azadihydroxybicyclo2.2.1!heptane compound and the preparation of 2-azabicyclo2.2.1!heptane compounds | Michael K. O'Brien, Patrick Leon, Denis Largeau, Thierry Durand | 1997-11-04 |