- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 251/24 - Compounds containing nitrogen atoms doubly- bound to a carbon skeleton containing imino groups having carbon atoms of imino groups bound to carbon atoms of six-membered aromatic rings
Patent holdings for IPC class C07C 251/24
Total number of patents in this class: 260
10-year publication summary
|
14
|
14
|
21
|
18
|
11
|
9
|
12
|
8
|
12
|
11
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| IHI Corporation | 3449 |
11 |
| FUJIFILM Corporation | 29458 |
7 |
| Sumitomo Chemical Company, Limited | 9047 |
7 |
| Neoculi Pty Ltd | 18 |
6 |
| Technical Institute of Physics and Chemistry of the Chinese Academy of Sciences | 64 |
5 |
| Saudi Aramco Technologies Company | 109 |
5 |
| LG Chem, Ltd. | 17641 |
4 |
| Merck Patent GmbH | 5812 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 31598 |
4 |
| Osaka Prefecture University Public Corporation | 242 |
4 |
| Osaka University | 3384 |
4 |
| SK Innovation Co., Ltd. | 1356 |
4 |
| Stella Pharma Corporation | 37 |
4 |
| Tokyo Institute of Technology | 1374 |
4 |
| BASF SE | 20945 |
3 |
| The Regents of the University of California | 19989 |
3 |
| Syngenta Crop Protection AG | 6074 |
3 |
| H. Lee Moffitt Cancer Center and Research Institute, Inc. | 950 |
3 |
| Kyushu University, National University Corporation | 1655 |
3 |
| Milliken & Company | 1194 |
3 |
| Other owners | 169 |