- 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 1/64 - 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: 557
10-year publication summary
21
|
33
|
47
|
42
|
52
|
64
|
55
|
42
|
37
|
17
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Rockwool A/S | 753 |
50 |
Saint-Gobain Isover | 603 |
48 |
Johns Manville | 980 |
39 |
Owens Corning Intellectual Capital, LLC | 1456 |
34 |
ROCKWOOL International A/S | 323 |
31 |
3m Innovative Properties Company | 18406 |
19 |
OCV Intellectual Capital, LLC | 265 |
14 |
Wacker Chemie AG | 2091 |
13 |
Knauf Insulation SPRL | 167 |
12 |
Georgia-Pacific Chemicals LLC | 204 |
11 |
Rohm and Haas Company | 2805 |
10 |
Knauf Insulation, Inc. | 185 |
10 |
Kimberly-clark Worldwide, Inc. | 5854 |
7 |
Cargill, Incorporated | 2835 |
7 |
Ursa Insulation, S.A. | 28 |
6 |
Toray Industries, Inc. | 6652 |
5 |
Celanese International Corporation | 879 |
5 |
Wacker Chemical Corporation | 34 |
5 |
The Procter & Gamble Company | 22178 |
4 |
Nichias Corporation | 386 |
4 |
Other owners | 223 |