- 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 1/541 - Composite fibres e.g. sheath-core, sea-island or side-by-sideMixed fibres
Patent holdings for IPC class D04H 1/541
Total number of patents in this class: 638
10-year publication summary
|
29
|
51
|
36
|
53
|
68
|
43
|
46
|
55
|
42
|
20
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Procter & Gamble Company | 22017 |
29 |
| 3m Innovative Properties Company | 17865 |
23 |
| Kimberly-clark Worldwide, Inc. | 5490 |
21 |
| Carl Freudenberg KG | 1355 |
15 |
| JNC Corporation | 1541 |
15 |
| Unicharm Corporation | 2807 |
14 |
| Glatfelter Corporation | 70 |
12 |
| Kao Corporation | 4917 |
11 |
| JNC Fibers Corporation | 50 |
11 |
| Mitsui Chemicals, Inc. | 3191 |
10 |
| Fitesa Germany GmbH | 37 |
10 |
| Nike, Inc. | 13911 |
9 |
| ES FiberVisions ApS | 37 |
9 |
| ES FiberVisions Co., Ltd. | 39 |
9 |
| ES FiberVisions LP | 41 |
9 |
| Swedish Match North Europe AB | 455 |
9 |
| ES FiberVisions Hong Kong Limited | 28 |
8 |
| Fibertex Personal Care A/S | 58 |
8 |
| Toray Advanced Materials Korea Inc. | 252 |
7 |
| Daiwabo Holdings Co., Ltd. | 48 |
7 |
| Other owners | 392 |