Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4388430 | Associations for stabilizing vinyl resins | Charles Pigerol | 1983-06-14 |
| 4317768 | Dihydropyridine derivatives as stabilizers for vinyl chloride polymers | Charles Pigerol, Marie-Madeleine Chandavoine | 1982-03-02 |
| RE30655 | Process for preparing 3-thienyl-acetate derivatives | Charles Pigerol, Marie-Madeleine Chandavoine, Michel Chignac | 1981-06-23 |
| 4220793 | Process for preparing a thiophene derivative | Yves Bazile, Charles Pigerol | 1980-09-02 |
| 4219482 | Process for preparing thiophene and furan derivatives | Yves Bazile, Charles Pigerol | 1980-08-26 |
| 4209440 | Associations for stabilizing vinyl resins | Charles Pigerol, Marie-Madeleine Chandavoine | 1980-06-24 |