Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6521701 | Water-retaining and optical-brightener-activating polymer composition, paper coating colors and sheets of coated paper thus obtained | Jean-Bernard Egraz, Georges Ravet, Jean-Marc Suau, Henri Grondin | 2003-02-18 |
| 6297317 | Water-retaining and optical-brightner-activating polymer composition, paper coating colors and sheets of coated paper thus obtained | Jean-Bernard Egraz, Georges Ravet, Jean-Marc Suau, Henri Grondin | 2001-10-02 |