- 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 1/4391 - 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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece characterised by the shape of the fibres
Patent holdings for IPC class D04H 1/4391
Total number of patents in this class: 243
10-year publication summary
20
|
15
|
21
|
20
|
22
|
17
|
25
|
23
|
32
|
12
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Kimberly-clark Worldwide, Inc. | 5509 |
19 |
The Procter & Gamble Company | 22050 |
11 |
3m Innovative Properties Company | 17855 |
10 |
Toray Industries, Inc. | 6906 |
10 |
Unicharm Corporation | 2830 |
10 |
AVINTIV Specialty Materials Inc. | 75 |
9 |
Fibertex Personal Care A/S | 60 |
7 |
Kuraray Co., Ltd. | 3491 |
5 |
Berry Global, Inc. | 440 |
5 |
Toray Advanced Materials Korea Inc. | 258 |
4 |
Mitsui Chemicals, Inc. | 3206 |
4 |
Autoneum Management AG | 117 |
4 |
Carl Freudenberg KG | 1368 |
4 |
Kelheim Fibres GmbH | 38 |
4 |
Lenzing Aktiengesellschaft | 522 |
4 |
Nanocomp Technologies, Inc. | 101 |
4 |
Primaloft, Inc. | 118 |
4 |
Zephyros, Inc. | 653 |
4 |
Mitsui Chemicals Asahi Life Materials Co., Ltd. | 87 |
4 |
Magnera Corporation | 63 |
4 |
Other owners | 113 |