Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6138903 | Multi-ply corrugated paperboard container | — | 2000-10-31 |
| 5803346 | Paperboard container for liquids including an improved structure to prevent fitment rotation | Christopher Benner, Terry Parks | 1998-09-08 |
| 5474203 | Paperboard container for fluids having top opening fitment and exposed lip for engagement by handling implements | — | 1995-12-12 |
| 5348186 | Paperboard container for fluids having top opening fitment and exposed lip for engagement by handling implements | — | 1994-09-20 |
| 5012972 | Paperboard container with content indicating window | Duane M. Nordstrom | 1991-05-07 |
| 4515527 | Center plate-blade interconnection on a centrifugal blower wheel | — | 1985-05-07 |
| 4235364 | Multi-purpose container blank | — | 1980-11-25 |