Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5549538 | Process for manufacturing flap-style square-bottom bags | — | 1996-08-27 |
| 5407279 | Multi-ply automatic-style bag with internal flap or flaps | — | 1995-04-18 |
| 5335996 | Openable bag construction | Jeffery J. Cortopassi, Raymond E. McDonald, Nicholas M. Shymanski | 1994-08-09 |
| 4991980 | Bag with auxiliary pocket and viewing window | Alden M. Cohen, Mark Faltynek, David A. Riseman | 1991-02-12 |
| 4863287 | Waxed bag with wax-free area | — | 1989-09-05 |
| 4798574 | Method of making a bag with a barrier material | — | 1989-01-17 |