- All sections
- D - Textilespaper
- D06L - Dry-cleaning, washing or bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goodsbleaching leather or furs
- D06L 4/20 - Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goodsBleaching leather or furs using agents which contain halogen
Patent holdings for IPC class D06L 4/20
Total number of patents in this class: 11
10-year publication summary
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0
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0
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3
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0
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0
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0
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3
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2
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1
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Levi Strauss & Co. | 329 |
8 |
| BASF SE | 20421 |
1 |
| Lenzing Aktiengesellschaft | 523 |
1 |
| BASF (China) Co., Ltd. | 808 |
1 |
| Other owners | 0 |