- All sections
- B - Performing operationstransporting
- B31B - Making containers of paper, cardboard or material worked in a manner analogous to paper
- B31B 50/52 - Folding sheets, blanks or webs by reciprocating or oscillating members, e.g. fingers
Patent holdings for IPC class B31B 50/52
Total number of patents in this class: 71
10-year publication summary
6
|
7
|
7
|
10
|
6
|
9
|
8
|
13
|
4
|
2
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
WestRock Shared Services, LLC | 562 |
8 |
Mpi, LLC | 18 |
7 |
Packsize LLC | 295 |
5 |
Altria Client Services LLC | 2181 |
4 |
Sparck Technologies B.V. | 24 |
4 |
Taiwan Semiconductor Manufacturing Company, Ltd. | 42389 |
3 |
Emmeci S.p.A. | 37 |
3 |
Lancan Systems Inc. | 5 |
3 |
Graphic Packaging International, LLC | 1471 |
3 |
Nippon Paper Industries Co., Ltd. | 829 |
2 |
Panotec SRL | 62 |
2 |
Startechno Co., Ltd. | 33 |
2 |
Mitsubishi Heavy Industries Machinery Systems, Ltd. | 441 |
2 |
Bestboxit Inc. | 2 |
2 |
Packsize, LLC | 5 |
2 |
The Procter & Gamble Company | 22043 |
1 |
Seiko Epson Corporation | 19316 |
1 |
AFA Systems Ltd. | 19 |
1 |
BoxEm ApS | 2 |
1 |
C.M.C. S.p.A. | 35 |
1 |
Other owners | 14 |