- All sections
- C - Chemistrymetallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 220/46 - Acrylonitrile with carboxylic acids, sulfonic acids or salts thereof
Patent holdings for IPC class C08F 220/46
Total number of patents in this class: 87
10-year publication summary
|
6
|
6
|
11
|
7
|
14
|
5
|
12
|
2
|
12
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17937 |
11 |
| Canon Inc. | 44011 |
6 |
| Zeon Corporation | 4155 |
6 |
| Montefibre Mae Technologies S.r.l. | 10 |
4 |
| Cytec Industries Inc. | 408 |
3 |
| Matsumoto Yushi-Seiyaku Co., Ltd. | 188 |
2 |
| PetroChina Company Limited | 885 |
2 |
| Sekisui Chemical Co., Ltd. | 3626 |
2 |
| Korea Institute of Carbon Convergence Technology | 14 |
2 |
| Evonik Operations GmbH | 4380 |
2 |
| Shenzhen Haodyne Technology Co.,Ltd. | 12 |
2 |
| Guangdong Haozhi Technology Co. Limited | 42 |
2 |
| PetroChina Shanghai Advanced Materials Research Institute Co., Ltd | 29 |
2 |
| GRST Singapore Pte. Ltd. | 14 |
2 |
| Evonik Röhm GmbH | 380 |
1 |
| FUJIFILM Corporation | 30562 |
1 |
| Samsung SDI Co., Ltd. | 10710 |
1 |
| Board of Regents, The University of Texas System | 6135 |
1 |
| Mitsubishi Chemical Corporation | 4724 |
1 |
| Kaneka Corporation | 4725 |
1 |
| Other owners | 33 |