- All sections
- B - Performing operations; transporting
- 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: 67
10-year publication summary
|
4
|
6
|
7
|
7
|
10
|
6
|
9
|
8
|
13
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| WestRock Shared Services, LLC | 578 |
10 |
| Mpi, LLC | 16 |
7 |
| Packsize LLC | 271 |
5 |
| Altria Client Services LLC | 1866 |
4 |
| Sparck Technologies B.V. | 24 |
4 |
| Emmeci S.p.A. | 34 |
3 |
| Lancan Systems Inc. | 6 |
3 |
| Graphic Packaging International, LLC | 1364 |
3 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
2 |
| Startechno Co., Ltd. | 29 |
2 |
| Avercon BVBA | 13 |
2 |
| The Procter & Gamble Company | 22178 |
1 |
| Seiko Epson Corporation | 18724 |
1 |
| AFA Systems Ltd. | 12 |
1 |
| BoxEm ApS | 2 |
1 |
| C.M.C. S.p.A. | 34 |
1 |
| Daio Paper Corporation | 1407 |
1 |
| DS Smith Packaging Deutschland Stiftung & Co. KG | 15 |
1 |
| F.L. Auto S.r.l. | 7 |
1 |
| GIMA TT S.p.A. | 34 |
1 |
| Other owners | 13 |