- All sections
- B - Performing operationstransporting
- B31B - Making containers of paper, cardboard or material worked in a manner analogous to paper
- B31B 1/78 - Opening and distending flattened articles mechanically
Patent holdings for IPC class B31B 1/78
Total number of patents in this class: 21
10-year publication summary
|
4
|
3
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Marchesini Group S.p.A. | 200 |
4 |
| Packaging Equipment, Inc. | 2 |
2 |
| WestRock Shared Services, LLC | 566 |
2 |
| Wexxar Packaging, Inc. | 18 |
2 |
| Graphic Packaging International, LLC | 1478 |
2 |
| Windmöller & Hölscher KG | 391 |
2 |
| BoxEm ApS | 2 |
1 |
| Elopak Systems AG | 73 |
1 |
| The Glad Products Company | 510 |
1 |
| Intertape Polymer Inc. | 61 |
1 |
| Krones AG | 2189 |
1 |
| Mollers North America, Inc. | 13 |
1 |
| Xpak Automation, LLC | 3 |
1 |
| Other owners | 0 |