- 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: 700
10-year publication summary
|
66
|
52
|
56
|
49
|
56
|
73
|
42
|
45
|
59
|
32
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21303 |
52 |
| Kingfa SCI & Tech Co. Ltd. | 704 |
38 |
| Adeka Corporation | 1377 |
31 |
| Borealis AG | 2737 |
17 |
| Mitsubishi Gas Chemical Company, Inc. | 3622 |
17 |
| Synthomer Adhesive Technologies LLC | 115 |
15 |
| LG Chem, Ltd. | 17921 |
14 |
| Dow Global Technologies LLC | 10944 |
14 |
| SABIC Global Technologies B.V. | 4597 |
14 |
| Cytec Industries Inc. | 408 |
13 |
| Sumitomo Chemical Company, Limited | 9016 |
11 |
| Zeon Corporation | 4147 |
8 |
| Kuraray Co., Ltd. | 3589 |
7 |
| SI Group, Inc. | 185 |
6 |
| Teijin Limited | 1282 |
6 |
| Mitsubishi Chemical Corporation | 4724 |
5 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 5257 |
5 |
| Beijing Research Institute of Chemical Industry, China Petroleum & Chemical Corporation | 293 |
5 |
| China Petroleum & Chemical Corporation | 2152 |
5 |
| Covestro Deutschland AG | 2833 |
5 |
| Other owners | 412 |