- All sections
- B - Performing operations; transporting
- B31B - Making containers of paper, cardboard or material worked in a manner analogous to paper
- B31B 70/85 - Applying patches or flexible valve inserts, e.g. applying film-like valves
Patent holdings for IPC class B31B 70/85
Total number of patents in this class: 10
10-year publication summary
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0
|
0
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3
|
1
|
1
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3
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0
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2
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1
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Masterpack S.p.A. | 17 |
4 |
| Windmöller & Hölscher KG | 402 |
2 |
| Bischof + Klein SE & Co. KG | 56 |
1 |
| Dy-pack Verpackungen Gustav Dyckerhoff GmbH | 34 |
1 |
| Windmoeller & Hoelscher KG | 166 |
1 |
| HDG Verpackungsmaschinen GmbH | 7 |
1 |
| Other owners | 0 |