- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/12 - EstersEther-esters of cyclic polycarboxylic acids
Patent holdings for IPC class C08K 5/12
Total number of patents in this class: 935
10-year publication summary
|
89
|
78
|
77
|
86
|
77
|
81
|
46
|
54
|
46
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17745 |
114 |
| BASF SE | 21146 |
49 |
| Hanwha Solutions Corporation | 985 |
39 |
| Eastman Chemical Company | 2114 |
28 |
| Zeon Corporation | 4125 |
28 |
| Evonik Oxeno GmbH & Co. KG | 349 |
17 |
| ExxonMobil Chemical Patents Inc. | 3889 |
12 |
| Dow Global Technologies LLC | 10707 |
12 |
| Sika Technology AG | 2931 |
12 |
| Evonik Oxeno GmbH | 58 |
11 |
| Solutia Inc. | 411 |
11 |
| DIC Corporation | 3891 |
10 |
| Sekisui Chemical Co., Ltd. | 3531 |
9 |
| FUJIFILM Corporation | 30063 |
8 |
| SWIMC, LLC | 2541 |
8 |
| Kao Corporation | 5030 |
7 |
| Mitsubishi Chemical Corporation | 4671 |
7 |
| Kaneka Corporation | 4642 |
7 |
| Nan Ya Plastics Corporation | 478 |
7 |
| Quantumscape Battery, Inc. | 208 |
7 |
| Other owners | 532 |