Packaging tray and method of manufacture
US11697225B2 · kind B2 · utility
0Cited by
6References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 20, 2022 |
| Grant date | Jul 11, 2023 |
| Priority date | — |
| Expiry date | May 20, 2042 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29L2031/712
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Thermoplastic packaging trays are provided that are filled with a product and wrapped in film, and methods of producing the tray with a peripheral edge region that avoids tearing of the overwrap film. In various embodiments, the tray has a beaded, a flat, or a combined beaded and flat peripheral edge.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.