- All sections
- B - Performing operations; transporting
- B31B - Making containers of paper, cardboard or material worked in a manner analogous to paper
- B31B 50/78 - Opening and distending flattened articles mechanically
Patent holdings for IPC class B31B 50/78
Total number of patents in this class: 49
10-year publication summary
|
3
|
5
|
2
|
5
|
13
|
10
|
4
|
4
|
7
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SIG Technology AG | 430 |
7 |
| Ishida Co., Ltd. | 509 |
4 |
| Delkor Systems, Inc. | 37 |
3 |
| I.M.A. Industria Macchine Automatiche S.p.A. | 424 |
3 |
| Dai Nippon Printing Co., Ltd. | 3891 |
2 |
| Dematic Corp. | 274 |
2 |
| Norden Machinery AB | 38 |
2 |
| Packsize LLC | 271 |
2 |
| Pearson Packaging Systems | 18 |
2 |
| Tetra Laval Holdings & Finance S.A. | 2007 |
2 |
| Wexxar Packaging, Inc. | 22 |
2 |
| JASA Group B.V. | 4 |
2 |
| Beijing Institute of Graphic Communication | 7 |
1 |
| BoxEm ApS | 2 |
1 |
| Cascades Canada ULC | 635 |
1 |
| C.M.C. S.p.A. | 34 |
1 |
| Elopak Systems AG | 92 |
1 |
| MULTIVAC Sepp Haggenmueller SE & Co. KG | 197 |
1 |
| Otium Packaging Technology BV | 8 |
1 |
| Rengo Co., Ltd. | 53 |
1 |
| Other owners | 8 |