- 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: 964
10-year publication summary
|
103
|
83
|
78
|
92
|
78
|
85
|
49
|
58
|
48
|
34
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17921 |
117 |
| BASF SE | 21303 |
48 |
| Hanwha Solutions Corporation | 1168 |
43 |
| Eastman Chemical Company | 2081 |
28 |
| Zeon Corporation | 4145 |
28 |
| Evonik Oxeno GmbH & Co. KG | 371 |
25 |
| Sika Technology AG | 3002 |
13 |
| ExxonMobil Chemical Patents Inc. | 3786 |
12 |
| Dow Global Technologies LLC | 10930 |
12 |
| Evonik Oxeno GmbH | 55 |
11 |
| Solutia Inc. | 402 |
11 |
| DIC Corporation | 3961 |
10 |
| Sekisui Chemical Co., Ltd. | 3606 |
9 |
| FUJIFILM Corporation | 30512 |
8 |
| Kao Corporation | 5073 |
8 |
| Nan Ya Plastics Corporation | 499 |
8 |
| SWIMC, LLC | 2576 |
8 |
| Mitsubishi Chemical Corporation | 4721 |
7 |
| Kaneka Corporation | 4693 |
7 |
| Quantumscape Battery, Inc. | 220 |
7 |
| Other owners | 544 |