Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5292885 | Pyranone, process for its preparation, its use in the preparation of a new pyridinone and a process for the preparation of same | Didier G. Wirth, Dominique Gibert | 1994-03-08 |