- All sections
- C - Chemistry; metallurgy
- C08J - Working-up; general processes of compounding; after-treatment not covered by subclasses , , , or
- C08J 5/24 - Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs
Patent holdings for IPC class C08J 5/24
Total number of patents in this class: 3726
10-year publication summary
|
252
|
350
|
340
|
345
|
354
|
376
|
347
|
317
|
361
|
90
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toray Industries, Inc. | 6652 |
348 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
224 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
166 |
| Mitsubishi Chemical Corporation | 4313 |
134 |
| DIC Corporation | 3597 |
98 |
| Arkema France | 3790 |
84 |
| Shengyi Technology Co., Ltd. | 255 |
78 |
| Cytec Industries Inc. | 407 |
74 |
| Hexcel Composites Limited | 172 |
65 |
| Hitachi Chemical Company, Ltd. | 2455 |
62 |
| The Boeing Company | 19843 |
55 |
| Nippon Steel Chemical & Material Co., Ltd. | 571 |
53 |
| Resonac Corporation | 2233 |
50 |
| Dow Global Technologies LLC | 10147 |
48 |
| Johns Manville | 980 |
41 |
| Teijin Limited | 1216 |
38 |
| Cytec Technology Corp. | 328 |
35 |
| Nippon Kayaku Kabushiki Kaisha | 1400 |
35 |
| Sumitomo Chemical Company, Limited | 8808 |
34 |
| LG Chem, Ltd. | 17205 |
31 |
| Other owners | 1973 |