- All sections
- C - Chemistrymetallurgy
- C08J - Working-upgeneral processes of compoundingafter-treatment not covered by subclasses , , , or
- C08J 9/42 - Impregnation with macromolecular compounds
Patent holdings for IPC class C08J 9/42
Total number of patents in this class: 198
10-year publication summary
|
7
|
12
|
11
|
17
|
16
|
17
|
22
|
16
|
12
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toray Industries, Inc. | 6950 |
10 |
| BASF SE | 20940 |
8 |
| Teijin Limited | 1245 |
8 |
| L & P Property Management Company | 930 |
5 |
| FUJIFILM Corporation | 29437 |
4 |
| Nitto Denko Corporation | 8253 |
4 |
| JNC Corporation | 1561 |
4 |
| W. L. Gore & Associates, Inc. | 2708 |
3 |
| INOAC Corporation | 197 |
3 |
| Toagosei Co., Ltd. | 970 |
3 |
| Tohoku University | 2792 |
3 |
| Tokyo Institute of Technology | 1374 |
3 |
| Kanagawa Institute of Industrial Science and Technology | 112 |
3 |
| The Procter & Gamble Company | 22043 |
2 |
| International Business Machines Corporation | 61305 |
2 |
| Sumitomo Electric Industries, Ltd. | 15529 |
2 |
| Hitachi Chemical Company, Ltd. | 2344 |
2 |
| Uop LLC | 4237 |
2 |
| DSM IP Assets B.V. | 5585 |
2 |
| Dow Global Technologies LLC | 10360 |
2 |
| Other owners | 123 |