- All sections
- D - Textiles; paper
- D04H - Making textile fabrics, e.g. from fibres or filamentary material; fabrics made by such processes or apparatus, e.g. felts, non-woven fabrics; cotton-wool; wadding
- D04H 1/492 - 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 needling or like operations to cause entanglement of fibres by fluid jet
Patent holdings for IPC class D04H 1/492
Total number of patents in this class: 377
10-year publication summary
40
|
38
|
30
|
31
|
28
|
36
|
43
|
32
|
31
|
10
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Unicharm Corporation | 2744 |
19 |
The Procter & Gamble Company | 22178 |
18 |
Kimberly-clark Worldwide, Inc. | 5854 |
15 |
SCA Hygiene Products AB | 730 |
15 |
Lenzing Aktiengesellschaft | 529 |
13 |
Voith Patent GmbH | 2727 |
13 |
Carl Freudenberg KG | 1346 |
11 |
Glatfelter Gernsbach GmbH | 42 |
11 |
Trützschler GmbH & Co. KG | 146 |
11 |
AVINTIV Specialty Materials Inc. | 74 |
9 |
Kuraray Kuraflex Co., Ltd. | 38 |
7 |
Fitesa Film Products LLC | 53 |
7 |
Glatfelter Holding (Switzerland) AG | 36 |
7 |
Toray Industries, Inc. | 6652 |
6 |
Altria Client Services LLC | 1866 |
6 |
delfortgroup AG | 147 |
6 |
GPCP IP Holdings LLC | 1733 |
6 |
Essity Hygiene and Health Aktiebolag | 1990 |
6 |
Kao Corporation | 4843 |
5 |
Autefa Solutions Germany GmbH | 64 |
5 |
Other owners | 181 |