- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/13 - PhenolsPhenolates
Patent holdings for IPC class C08K 5/13
Total number of patents in this class: 1709
10-year publication summary
|
110
|
119
|
116
|
147
|
138
|
125
|
121
|
117
|
110
|
100
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Polyplastics Co., Ltd. | 605 |
44 |
| Mitsubishi Gas Chemical Company, Inc. | 3499 |
42 |
| Idemitsu Kosan Co., Ltd. | 4225 |
39 |
| BASF SE | 21087 |
38 |
| Zeon Corporation | 4116 |
34 |
| FUJIFILM Corporation | 29817 |
32 |
| LG Chem, Ltd. | 17679 |
31 |
| Borealis AG | 2780 |
30 |
| Kuraray Co., Ltd. | 3539 |
30 |
| Adeka Corporation | 1367 |
29 |
| Dow Global Technologies LLC | 10555 |
27 |
| Daikin Industries, Ltd. | 10166 |
25 |
| Sumitomo Chemical Company, Limited | 9109 |
24 |
| Mitsubishi Chemical Corporation | 4606 |
20 |
| Sumitomo Electric Industries, Ltd. | 15780 |
19 |
| Compagnie Generale des Etablissements Michelin | 4797 |
17 |
| Bridgestone Corporation | 7217 |
14 |
| Kaneka Corporation | 4608 |
14 |
| Avery Dennison Corporation | 1193 |
14 |
| Sekisui Chemical Co., Ltd. | 3493 |
14 |
| Other owners | 1172 |