- All sections
- B - Performing operations; transporting
- B31B - Making containers of paper, cardboard or material worked in a manner analogous to paper
- B31B 110/20 - Shape of rigid or semi-rigid containers having a curved cross section, e.g. circular
Patent holdings for IPC class B31B 110/20
Total number of patents in this class: 45
10-year publication summary
|
3
|
4
|
9
|
9
|
7
|
4
|
2
|
1
|
3
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sonoco Development, Inc. | 776 |
6 |
| PulPac AB | 72 |
5 |
| Berry Plastics Corporation | 256 |
3 |
| Paper Machinery Corporation | 12 |
3 |
| U.S. Bank National Association | 728 |
3 |
| Huhtamaki, Inc. | 252 |
2 |
| Michael Hoerauf Maschinenfabrik GmbH und Co. KG | 8 |
2 |
| Graphic Packaging International, LLC | 1364 |
2 |
| Dart Container Corporation | 166 |
1 |
| Grupo Convermex, S.A. de C.V. | 10 |
1 |
| ICA S.p.A. | 45 |
1 |
| Multi Packaging Solutions UK Limited | 50 |
1 |
| Stora Enso Oyj | 1504 |
1 |
| Tokan Kogyo Co., Ltd. | 60 |
1 |
| Toyo Seikan Group Holdings, Ltd. | 765 |
1 |
| GPCP IP Holdings LLC | 1733 |
1 |
| Footprint International, LLC | 69 |
1 |
| greiner packaging ag | 25 |
1 |
| Campen Machinery A/S | 6 |
1 |
| PTM Packaging Tools Machinery Pte. Ltd. | 29 |
1 |
| Other owners | 7 |