- 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: 3519
10-year publication summary
|
219
|
275
|
283
|
376
|
384
|
425
|
386
|
329
|
284
|
113
|
| 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toray Industries, Inc. | 6517 |
253 |
| Teijin Limited | 1216 |
87 |
| Mitsubishi Chemical Corporation | 4103 |
81 |
| Arkema France | 3655 |
74 |
| DIC Corporation | 3359 |
51 |
| The Boeing Company | 20295 |
47 |
| BASF SE | 19082 |
45 |
| Mitsubishi Gas Chemical Company, Inc. | 3077 |
44 |
| E. I. du Pont de Nemours and Company | 4441 |
36 |
| SABIC Global Technologies B.V. | 3906 |
35 |
| Covestro Deutschland AG | 2104 |
34 |
| Johns Manville | 976 |
31 |
| Cytec Industries Inc. | 405 |
30 |
| Hexcel Corporation | 312 |
29 |
| Dow Global Technologies LLC | 9725 |
28 |
| Henkel AG & Co. KGaA | 9805 |
23 |
| Rhodia Operations | 2090 |
20 |
| Nippon Steel Chemical & Material Co., Ltd. | 514 |
20 |
| Sumitomo Chemical Company, Limited | 8623 |
19 |
| DSM IP Assets B.V. | 6010 |
18 |
| Other owners | 2514 |