Issued Patents All Time
Showing 51–53 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5110358 | Compatibility agent for aqueous polypigmentary suspensions containing hydrated calcium sulfate | Georges Ravet, Jean-Marc Suau | 1992-05-05 |
| 5109090 | Compatibility agent for aqueous polypigmentary suspensions containing hydrated calcium sulfate | Georges Ravet, Jean-Marc Suau | 1992-04-28 |
| 4842651 | Agent for pre-treatment of rough mineral materials for pigmentary applications | Georges Ravet, Catherine Bonnet | 1989-06-27 |