- 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: 191
10-year publication summary
|
7
|
12
|
12
|
18
|
16
|
17
|
22
|
16
|
12
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toray Industries, Inc. | 6857 |
10 |
| BASF SE | 20421 |
8 |
| Teijin Limited | 1233 |
8 |
| L & P Property Management Company | 962 |
5 |
| FUJIFILM Corporation | 28829 |
4 |
| Nitto Denko Corporation | 8099 |
4 |
| JNC Corporation | 1531 |
4 |
| BASF AG | 733 |
3 |
| W. L. Gore & Associates, Inc. | 2687 |
3 |
| INOAC Corporation | 189 |
3 |
| Toagosei Co., Ltd. | 952 |
3 |
| Tohoku University | 2689 |
3 |
| Tokyo Institute of Technology | 1390 |
3 |
| Kanagawa Institute of Industrial Science and Technology | 105 |
3 |
| The Procter & Gamble Company | 22147 |
2 |
| International Business Machines Corporation | 60178 |
2 |
| Sumitomo Electric Industries, Ltd. | 14990 |
2 |
| Hitachi Chemical Company, Ltd. | 2386 |
2 |
| Uop LLC | 4187 |
2 |
| DSM IP Assets B.V. | 5801 |
2 |
| Other owners | 115 |