- All sections
- C - Chemistry; metallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 222/30 - Nitriles
Patent holdings for IPC class C08F 222/30
Total number of patents in this class: 24
10-year publication summary
|
3
|
3
|
1
|
1
|
2
|
3
|
2
|
0
|
5
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17205 |
3 |
| Henkel AG & Co. KGaA | 10129 |
3 |
| Kuraray Co., Ltd. | 3392 |
2 |
| Eneos Materials Corporation | 141 |
2 |
| FUJIFILM Corporation | 27102 |
1 |
| Samsung SDI Co., Ltd. | 6671 |
1 |
| Nitto Denko Corporation | 7879 |
1 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4569 |
1 |
| DIC Corporation | 3597 |
1 |
| Eth Zurich | 1193 |
1 |
| Goertek Inc. | 2477 |
1 |
| Henkel IP & Holding GmbH | 684 |
1 |
| Ngee Ann Polytechnic | 50 |
1 |
| Osaka Soda Co., Ltd. | 219 |
1 |
| Zeon Corporation | 3854 |
1 |
| Rolic Technologies AG | 37 |
1 |
| Jiangsu Conant Optical Co., Ltd | 14 |
1 |
| Shanghai Conant Optical Co., Ltd | 14 |
1 |
| Other owners | 0 |