- All sections
- D - Textilespaper
- D01D - Mechanical methods or apparatus in the manufacture of man-made filaments, threads, fibres, bristles or ribbons
- D01D 5/23 - Formation of filaments, threads, or the like with a crimped or curled structureFormation of filaments, threads, or the like with a special structure to simulate wool by asymmetrical cooling of filaments, threads, or the like, leaving the spinnerettes
Patent holdings for IPC class D01D 5/23
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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1
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0
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1
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3
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1
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2
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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
|
|---|---|---|
| The Procter & Gamble Company | 22028 |
3 |
| Reifenhauser GmbH & Co. KG Maschinenfabrik | 172 |
3 |
| Jiangsu Hengli; Chemical Fibre Co., Ltd. | 114 |
2 |
| Kaneka Corporation | 4519 |
1 |
| Braskem S.A. | 465 |
1 |
| Fibertex Personal Care A/S | 61 |
1 |
| Other owners | 0 |