Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866190 | Process for the preparation of perhaloalkanesulfinic and -sulfonic acids, perhaloalkanesulfinic and -sulfonic acid salts and other derivatives of these acids | Marc Tordeux, Bernard Langlois | 1989-09-12 |
| 4855460 | Process for perfluoroalkylation of acid anhydrides | Marc Tordeux, Catherine Francese | 1989-08-08 |
| 4803298 | Process for the preparation of perfluoroalkyl ketones | Catherine Francese, Marc Tordeux | 1989-02-07 |