Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4220793 | Process for preparing a thiophene derivative | Paul de Cointet de Fillain, Charles Pigerol | 1980-09-02 |
| 4219482 | Process for preparing thiophene and furan derivatives | Paul de Cointet de Fillain, Charles Pigerol | 1980-08-26 |