- All sections
- D - Textilespaper
- D01G - Preliminary treatment of fibres, e.g. for spinning
- D01G 15/40 - Feeding apparatus
Patent holdings for IPC class D01G 15/40
Total number of patents in this class: 11
10-year publication summary
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0
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2
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0
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2
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1
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1
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0
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1
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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
|
|---|---|---|
| American Felt & Filter Company | 10 |
2 |
| Maschinenfabrik Rieter AG | 346 |
2 |
| Moorbrook Textiles Limited | 7 |
1 |
| Oskar Dilo Maschinenfabrik KG | 33 |
1 |
| Temafa Maschinenfabrik GmbH | 6 |
1 |
| Amirkabir University of Technology | 30 |
1 |
| Lightowlers Yarns Limited | 2 |
1 |
| Ali Akbar Merati | 1 |
1 |
| Rieter AG | 47 |
1 |
| Other owners | 0 |