- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/134 - Phenols containing ester groups
Patent holdings for IPC class C08K 5/134
Total number of patents in this class: 682
10-year publication summary
|
63
|
51
|
56
|
49
|
52
|
64
|
40
|
45
|
57
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21149 |
51 |
| Kingfa SCI & Tech Co. Ltd. | 660 |
38 |
| Adeka Corporation | 1369 |
29 |
| Borealis AG | 2754 |
17 |
| Mitsubishi Gas Chemical Company, Inc. | 3546 |
16 |
| Synthomer Adhesive Technologies LLC | 115 |
15 |
| Dow Global Technologies LLC | 10699 |
14 |
| SABIC Global Technologies B.V. | 4449 |
14 |
| LG Chem, Ltd. | 17744 |
11 |
| Sumitomo Chemical Company, Limited | 9053 |
11 |
| Cytec Industries Inc. | 395 |
10 |
| Zeon Corporation | 4123 |
8 |
| Kuraray Co., Ltd. | 3564 |
7 |
| SI Group, Inc. | 183 |
6 |
| Mitsubishi Chemical Corporation | 4662 |
5 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 5155 |
5 |
| Beijing Research Institute of Chemical Industry, China Petroleum & Chemical Corporation | 296 |
5 |
| China Petroleum & Chemical Corporation | 1995 |
5 |
| Covestro Deutschland AG | 2792 |
5 |
| FINA Technology, Inc. | 505 |
5 |
| Other owners | 405 |