Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7972477 | Surface treatment of substrate or paper/paperboard products using optical brightening agent | Matt Bovee | 2011-07-05 |
| 7967952 | Durable paper | Richard C. Williams, Graciela Jimenez | 2011-06-28 |