- 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 1/64 - 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 by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives the bonding agent being applied in wet state, e.g. chemical agents in dispersions or solutions
Patent holdings for IPC class D04H 1/64
Total number of patents in this class: 601
10-year publication summary
|
31
|
39
|
34
|
43
|
57
|
42
|
33
|
35
|
50
|
29
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rockwool A/S | 802 |
54 |
| Saint-Gobain Isover | 618 |
52 |
| Owens Corning Intellectual Capital, LLC | 1625 |
47 |
| Johns Manville | 947 |
45 |
| ROCKWOOL International A/S | 299 |
31 |
| 3m Innovative Properties Company | 17752 |
19 |
| Knauf Insulation SPRL | 173 |
14 |
| Wacker Chemie AG | 2111 |
14 |
| Knauf Insulation, Inc. | 188 |
11 |
| OCV Intellectual Capital, LLC | 175 |
11 |
| Rohm and Haas Company | 2922 |
10 |
| Georgia-Pacific Chemicals LLC | 135 |
8 |
| Cargill, Incorporated | 2926 |
8 |
| Saint-Gobain Adfors | 119 |
7 |
| OrganoClick AB | 71 |
6 |
| Ursa Insulation, S.A. | 31 |
6 |
| Toray Industries, Inc. | 7004 |
5 |
| Carl Freudenberg KG | 1379 |
5 |
| Celanese International Corporation | 915 |
5 |
| Kimberly-clark Worldwide, Inc. | 5407 |
4 |
| Other owners | 239 |