- All sections
- B - Performing operationstransporting
- B67B - Applying closure members to bottles, jars, or similar containersopening closed containers
- B67B 7/20 - Hand- or power-operated devices for opening closed containers for breaking vacuum seals between lids or covers and bodies of preserving jars, e.g. by wedge action
Patent holdings for IPC class B67B 7/20
Total number of patents in this class: 10
10-year publication summary
|
1
|
1
|
2
|
4
|
3
|
2
|
0
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Unovo, LLC | 26 |
2 |
| Willo 32 SAS | 37 |
2 |
| Pro4uk Limited | 3 |
2 |
| KW Container | 17 |
1 |
| Liqui-Box Canada Inc. | 9 |
1 |
| Rorze Corporation | 57 |
1 |
| UCC Ueshima Coffee Co., Ltd. | 21 |
1 |
| Other owners | 0 |