- All sections
- D - Textilespaper
- D21F - Paper-making machinesmethods of producing paper thereon
- D21F 1/60 - Cylinder moulds
Patent holdings for IPC class D21F 1/60
Total number of patents in this class: 7
10-year publication summary
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0
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2
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0
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0
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0
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0
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0
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0
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0
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Andritz Oy | 293 |
2 |
| Stowe Woodward Licensco, LLC | 51 |
2 |
| Seiko Epson Corporation | 20337 |
1 |
| BS Co., Ltd. | 4 |
1 |
| Woollard and Henry Ltd. | 1 |
1 |
| Other owners | 0 |