Packaging Corporation of America
141Patents
30Active
141Granted
45Portfolio score
Filing activity: Oct 25, 1974 → Mar 31, 2022 · 5 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4974738A | Container with interchangeable components | Performing Operations; Transporting | 163 | Expired |
| US5277360A | Stackable container | Performing Operations; Transporting | 120 | Expired |
| USD352204S | Catering tray | General | 116 | Expired |
| US4056223A | Foldable container and blank therefor | Performing Operations; Transporting | 114 | Expired |
| US5269430A | Individual serving food container with improved housing and closure arrangement | Emerging Cross-Sectional Technologies | 112 | Expired |
| USD305409S | Tray with cover | General | 104 | Expired |
| US4874083A | Serving tray and cover therefor | Performing Operations; Transporting | 95 | Expired |
| US5362776A | Recyclable cellulosic packaging material | Emerging Cross-Sectional Technologies | 94 | Expired |
| USD378180S | Catering tray | General | 69 | Expired |
| USD392884S | Ribbed bottom disposable cooking pan | General | 68 | Expired |
| USD384862S | Catering bowl | General | 63 | Expired |
| US5458283A | Stackable container for storing fresh produce | Emerging Cross-Sectional Technologies | 55 | Expired |
| US5029721A | Disposable cooking utensil | Human Necessities | 55 | Expired |
| USD375652S | Disposable cooking pan | General | 54 | Expired |
| USD375683S | Ribbed container | General | 54 | Expired |
| US3990578A | Foldable display package | Performing Operations; Transporting | 52 | Expired |
| US4863058A | Food packaging cover | Performing Operations; Transporting | 49 | Expired |
| US4027794A | Shipping container | Performing Operations; Transporting | 49 | Expired |
| US5458272A | Paperboard dispenser having separately formed drawer | Performing Operations; Transporting | 48 | Expired |
| US5314114A | Flip-top recloseable carton with positive closure arrangement | Emerging Cross-Sectional Technologies | 48 | Expired |
| US7080736B2 | Easily displayable shipping container | Performing Operations; Transporting | 47 | Expired |
| US4949898A | Palletized container | Performing Operations; Transporting | 44 | Expired |
| US4742934A | Container structure | Performing Operations; Transporting | 44 | Expired |
| US5265799A | Flip-top recloseable carton and liner assembly | Emerging Cross-Sectional Technologies | 43 | Expired |
| US5429296A | Stackable berry container | Emerging Cross-Sectional Technologies | 42 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.