- All sections
- D - Textilespaper
- D06M - Treatment, not provided for elsewhere in class , of fibres, threads, yarns, fabrics, feathers or fibrous goods made from such materials
- D06M 13/256 - Sulfonated compounds
Patent holdings for IPC class D06M 13/256
Total number of patents in this class: 159
10-year publication summary
|
9
|
8
|
14
|
13
|
14
|
15
|
20
|
13
|
11
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kao Corporation | 4995 |
25 |
| Takemoto Yushi Kabushiki Kaisha | 172 |
18 |
| Matsumoto Yushi-Seiyaku Co., Ltd. | 187 |
13 |
| Takemoto Oil & Fat Co., Ltd. | 92 |
12 |
| Green Impact Holding AG | 9 |
5 |
| The Procter & Gamble Company | 21993 |
4 |
| UT-Battelle, LLC | 1473 |
4 |
| E. I. du Pont de Nemours and Company | 3922 |
3 |
| Asahi Kasei Kabushiki Kaisha | 2710 |
3 |
| Nicca Chemical Co., Ltd. | 137 |
3 |
| Shenzhen University | 1659 |
3 |
| Technikum Laubholz GmbH | 23 |
3 |
| CTF 2000, naamloze vennootschap | 16 |
2 |
| Deutsche Institute fur Textil -und Faserforschung Denkendorf | 73 |
2 |
| ES FiberVisions ApS | 37 |
2 |
| ES FiberVisions Co., Ltd. | 39 |
2 |
| ES FiberVisions LP | 40 |
2 |
| Institute of Chemistry, Chinese Academy of Sciences | 237 |
2 |
| Jiangsu Hengli; Chemical Fibre Co., Ltd. | 115 |
2 |
| Rudolf GmbH | 68 |
2 |
| Other owners | 47 |