- All sections
- B - Performing operationstransporting
- B31B - Making containers of paper, cardboard or material worked in a manner analogous to paper
- B31B 50/26 - Folding sheets, blanks or webs
Patent holdings for IPC class B31B 50/26
Total number of patents in this class: 445
10-year publication summary
|
30
|
49
|
66
|
66
|
46
|
53
|
41
|
52
|
50
|
11
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Graphic Packaging International, LLC | 1551 |
70 |
| Packsize LLC | 291 |
21 |
| WestRock Shared Services, LLC | 551 |
21 |
| Pratt Retail Specialties, LLC | 82 |
21 |
| Mitsubishi Heavy Industries Machinery Systems, Ltd. | 476 |
9 |
| Pratt Corrugated Holdings, Inc. | 309 |
8 |
| SIG Services AG | 255 |
8 |
| Altria Client Services LLC | 2327 |
7 |
| Rock-Tenn Shared Services, LLC | 39 |
7 |
| Emmeci S.p.A. | 37 |
6 |
| Georgia-Pacific Corrugated LLC | 98 |
5 |
| Bobst Mex SA | 593 |
5 |
| Smart Planet Technologies, Inc. | 36 |
5 |
| Temperpak Technologies Inc. | 50 |
5 |
| Sparck Technologies B.V. | 25 |
5 |
| Kabushiki Kaisha Isowa | 27 |
4 |
| ORBIS Corporation | 235 |
4 |
| WestRock Packaging Systems, LLC | 695 |
4 |
| Lancan Systems Inc. | 6 |
4 |
| GPI Frankfurt & Augsburg GmbH | 23 |
4 |
| Other owners | 222 |