- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 13/567 - FluorenesCompletely or partially hydrogenated fluorenes
Patent holdings for IPC class C07C 13/567
Total number of patents in this class: 149
10-year publication summary
|
19
|
17
|
9
|
4
|
2
|
4
|
5
|
3
|
8
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17741 |
13 |
| Merck Patent GmbH | 5727 |
13 |
| Idemitsu Kosan Co., Ltd. | 4232 |
13 |
| Sumitomo Chemical Company, Limited | 9039 |
12 |
| Cambridge Display Technology Limited | 488 |
5 |
| Duk San Neolux Co., Ltd. | 674 |
5 |
| Canon Inc. | 41573 |
4 |
| Lexmark International, Inc. | 1614 |
3 |
| Beijing Aglaia Technology Development Co., Ltd. | 40 |
3 |
| Changzhou Tronly Advanced Electronic Materials Co., Ltd. | 83 |
3 |
| Changzhou Tronly New Electronic Materials Co.,Ltd. | 81 |
3 |
| Doosan Corporation | 434 |
3 |
| Guangdong Aglaia Optoelectronic Materials Co., Ltd. | 170 |
3 |
| Rohm and Haas Electronic Materials Korea Ltd. | 333 |
3 |
| Canon Kabushiki Kaisha | 7199 |
3 |
| Samsung Electronics Co., Ltd. | 151017 |
2 |
| Samsung Display Co., Ltd. | 37127 |
2 |
| JSR Corporation | 2546 |
2 |
| Gracel Display Inc. | 18 |
2 |
| Nippon Kayaku Kabushiki Kaisha | 1458 |
2 |
| Other owners | 50 |