- All sections
- D - Textilespaper
- D04H - Making textile fabrics, e.g. from fibres or filamentary materialfabrics made by such processes or apparatus, e.g. felts, non-woven fabricscotton-woolwadding
- D04H 1/40 - Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
Patent holdings for IPC class D04H 1/40
Total number of patents in this class: 53
10-year publication summary
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4
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5
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3
|
4
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0
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5
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5
|
2
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5
|
3
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toray Industries, Inc. | 7038 |
3 |
| Burlington Industries LLC | 92 |
3 |
| Ascend Performance Materials Operations LLC | 264 |
2 |
| First Quality Tissue, LLC | 159 |
2 |
| Owens Corning Intellectual Capital, LLC | 1640 |
2 |
| Unifrax I LLC | 243 |
2 |
| Zephyros, Inc. | 678 |
2 |
| Glatfelter Corporation | 64 |
2 |
| The Procter & Gamble Company | 21905 |
1 |
| Kimberly-clark Worldwide, Inc. | 5281 |
1 |
| Hitachi Chemical Company, Ltd. | 2268 |
1 |
| Murata Manufacturing Co., Ltd. | 25514 |
1 |
| Nitto Denko Corporation | 8465 |
1 |
| Tsinghua University | 6110 |
1 |
| Andrew Industries Ltd. | 2 |
1 |
| Applied SILVER, Inc. | 33 |
1 |
| BMP America, Inc. | 7 |
1 |
| Board of Regents of the University of Nebraska | 788 |
1 |
| DuPont Teijin Advanced Papers, Ltd. | 7 |
1 |
| Eastman Chemical Company | 2091 |
1 |
| Other owners | 23 |