- 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 1/52 - 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 the fleeces or layers being consolidated by mechanical means, e.g. by rolling by applying or inserting filamentary binding elements
Patent holdings for IPC class D04H 1/52
Total number of patents in this class: 69
10-year publication summary
|
6
|
2
|
3
|
7
|
4
|
2
|
2
|
6
|
7
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tietex International Ltd. | 57 |
12 |
| Nike, Inc. | 14404 |
10 |
| 3m Innovative Properties Company | 17653 |
5 |
| Owens Corning Intellectual Capital, LLC | 1628 |
4 |
| Johns Manville | 941 |
3 |
| KOB GmbH | 71 |
3 |
| Arkema Inc. | 1066 |
2 |
| Contec, Inc. | 68 |
2 |
| The North Face Apparel Corp. | 673 |
2 |
| Amtex Innovations LLC | 8 |
2 |
| E. I. du Pont de Nemours and Company | 3829 |
1 |
| Toray Industries, Inc. | 7016 |
1 |
| Toray Advanced Materials Korea Inc. | 272 |
1 |
| Ems-patent AG | 172 |
1 |
| Goodrich Corporation | 2181 |
1 |
| International Automotive Components Group North America, Inc. | 54 |
1 |
| J.H. Ziegler GmbH | 27 |
1 |
| Knauf Insulation, Inc. | 188 |
1 |
| Lenzing Aktiengesellschaft | 513 |
1 |
| Milliken & Company | 1179 |
1 |
| Other owners | 14 |