- All sections
- D - Textilespaper
- D01B - Mechanical treatment of natural fibrous or filamentary material to obtain fibres or filaments, e.g. for spinning
- D01B 3/00 - Mechanical removal of impurities from animal fibres
Patent holdings for IPC class D01B 3/00
Total number of patents in this class: 4
10-year publication summary
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0
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1
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0
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0
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1
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0
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0
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2
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0
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| National Agriculture and Food Research Organization | 292 |
2 |
| Donglong Home Textile Co., Ltd | 3 |
1 |
| Aeropowder Limited | 2 |
1 |
| Other owners | 0 |