Low opacity thermoformed container having longitudinal seam
US11358747B2 · kind B2 · utility
0Cited by
12References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 29, 2019 |
| Grant date | Jun 14, 2022 |
| Priority date | — |
| Expiry date | Nov 2, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2501/0081
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A container formed of a common one-piece thermoplastic substrate. The container has an overlapping seam having an overlap magnitude. At a location that is five times the overlap magnitude away from the overlapping seam, the container wall has a container wall Opacity less than about 50%. At a corresponding position along the overlapping sea, the overlapping seam has a seam Opacity that is less than 200% of the container wall Opacity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.