Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9833088 | Pressed paperboard servingware with improved rigidity and rim stiffness | Mark B. Littlejohn, Thomas Zelinski, Michael A. Breining, Albert D. Johns | 2017-12-05 |
| 9538870 | Pressed paperboard servingware with improved rigidity and rim stiffness | Mark B. Littlejohn, Thomas Zelinski, Michael A. Breining, Albert D. Johns | 2017-01-10 |