- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 3/24 - AcidsSalts thereof
Patent holdings for IPC class C08K 3/24
Total number of patents in this class: 498
10-year publication summary
|
36
|
32
|
31
|
45
|
37
|
36
|
28
|
31
|
26
|
17
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Otsuka Chemical Co., Ltd. | 289 |
12 |
| Mitsubishi Gas Chemical Company, Inc. | 3443 |
11 |
| Sumitomo Metal Mining Co., Ltd. | 1761 |
11 |
| Resonac Corporation | 2702 |
9 |
| BASF SE | 20803 |
8 |
| FUJIFILM Corporation | 29251 |
7 |
| Ems-patent AG | 175 |
7 |
| Kingfa SCI & Tech Co. Ltd. | 618 |
7 |
| Kuraray Co., Ltd. | 3491 |
7 |
| DIC Corporation | 3759 |
6 |
| LG Chem, Ltd. | 17564 |
5 |
| Zeon Corporation | 4075 |
5 |
| E. I. du Pont de Nemours and Company | 4116 |
4 |
| Bridgestone Corporation | 7244 |
4 |
| Wisconsin Alumni Research Foundation | 3864 |
4 |
| Toray Industries, Inc. | 6906 |
4 |
| Adeka Corporation | 1361 |
4 |
| Arkema France | 4015 |
4 |
| Bemis Company, Inc. | 238 |
4 |
| POSCO Co., Ltd. | 1543 |
4 |
| Other owners | 371 |