Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6543679 | Stackable food tray with condiment compartment | Liming Cai | 2003-04-08 |
| 5531373 | Food carton and folding blank therefor | — | 1996-07-02 |
| 5366144 | Internal support for cartons | — | 1994-11-22 |
| D348609 | Food carton with hinged cover | Joel B. Corder | 1994-07-12 |
| D344023 | Fast food tray | — | 1994-02-08 |
| 5249736 | Food carton with cover | — | 1993-10-05 |
| 5229182 | Cup construction | Gina Polsin, Frank J. Sabo | 1993-07-20 |
| 5226587 | Food carton | Joel B. Corder | 1993-07-13 |
| 5221001 | Modular carrier with handle interlock | — | 1993-06-22 |
| 5188284 | Carton with lug locked tray and cover | — | 1993-02-23 |
| 4951865 | Paperboard carton with gusset lock | — | 1990-08-28 |
| 4877178 | Paperboard foldable carton | — | 1989-10-31 |
| 4848648 | Multi-compartment container | — | 1989-07-18 |