- All sections
- C - Chemistry; metallurgy
- C08J - Working-up; general processes of compounding; after-treatment not covered by subclasses , , , or
- C08J 5/04 - Reinforcing macromolecular compounds with loose or coherent fibrous material
Patent holdings for IPC class C08J 5/04
Total number of patents in this class: 3700
10-year publication summary
|
275
|
285
|
376
|
386
|
430
|
393
|
336
|
293
|
278
|
98
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toray Industries, Inc. | 6652 |
264 |
| Teijin Limited | 1216 |
88 |
| Mitsubishi Chemical Corporation | 4313 |
85 |
| Arkema France | 3790 |
77 |
| DIC Corporation | 3597 |
55 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
52 |
| BASF SE | 19740 |
48 |
| The Boeing Company | 19843 |
47 |
| SABIC Global Technologies B.V. | 4044 |
41 |
| Johns Manville | 980 |
37 |
| E. I. du Pont de Nemours and Company | 4345 |
36 |
| Covestro Deutschland AG | 2429 |
33 |
| Cytec Industries Inc. | 407 |
31 |
| Dow Global Technologies LLC | 10147 |
29 |
| Hexcel Corporation | 305 |
29 |
| Sumitomo Chemical Company, Limited | 8808 |
20 |
| Henkel AG & Co. KGaA | 10129 |
20 |
| DSM IP Assets B.V. | 5856 |
19 |
| Asahi Kasei Kabushiki Kaisha | 2429 |
19 |
| Kingfa SCI & Tech Co. Ltd. | 509 |
19 |
| Other owners | 2651 |