Methods of making vented flexible containers
US11548255B2 · kind B2 · utility
0Cited by
34References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 29, 2018 |
| Grant date | Jan 10, 2023 |
| Priority date | — |
| Expiry date | Jan 1, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2205/00
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Methods of making vents in containers made from flexible materials, including forming vent openings in a first flexible material, forming vent stand-offs on a second flexible material, and combining the flexible materials to form a vent passage for the flexible container.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.