Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4317768 | Dihydropyridine derivatives as stabilizers for vinyl chloride polymers | Charles Pigerol, Paul de Cointet de Fillain | 1982-03-02 |
| RE30655 | Process for preparing 3-thienyl-acetate derivatives | Charles Pigerol, Michel Chignac, Paul de Cointet de Fillain | 1981-06-23 |
| 4239893 | Dihydropyridine derivatives | Charles Pigerol, Paul de Cointet DE Fillain | 1980-12-16 |
| 4209439 | Stabilization of vinyl resins | Charles Pigerol, Paul de Cointet Fillain | 1980-06-24 |
| 4209440 | Associations for stabilizing vinyl resins | Charles Pigerol, Paul de Cointet de Fillain | 1980-06-24 |
| 4186137 | Process for preparing 3-thienyl-acetate derivatives | Charles Pigerol, Michel Chignac, Paul de Cointet DE Fillain | 1980-01-29 |