Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8460510 | Use of a surface-reacted calcium carbonate in tissue paper, process to prepare a tissue paper product of improved softness, and resulting improved softness tissue paper products | Uwe Gisella, Maximilian Laufmann, Catherine Jean Ridgway | 2013-06-11 |
| 8252142 | Use of a surface-reacted calcium carbonate in tissue paper, process to prepare a tissue paper product of improved softness, and resulting improved softness tissue paper products | Uwe Gisella, Maximilian Laufmann, Catherine Jean Ridgway | 2012-08-28 |
| 6946510 | Use of weakly anionic copolymers as dispersing and/or grinding aid agent of an aqueous suspension of mineral materials | Jean-Marc Suau, Christian Jacquemet, Jacques Mongoin | 2005-09-20 |