- 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 4/643 - Optical bleaching or brightening wherein the brightener is introduced in a gaseous environment or in solid phase, e.g. by transfer, by use of powders or by use of super-critical fluids
Patent holdings for IPC class D06L 4/643
Total number of patents in this class: 3
10-year publication summary
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0
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0
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2
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0
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1
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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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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huntsman International LLC | 710 |
3 |
| Other owners | 0 |