Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883903 | Novel procedure for the preparation of activated nitrosocarbamates | Pierre Roger, Rolande Leroy | 1989-11-28 |
| 4871843 | Cyclic benzenesulfonamides, process for their preparation and their use as active substance of pharmaceutical compositions | Pierre Roger, Patrick Choay | 1989-10-03 |