- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/42 - Sulfonic acidsDerivatives thereof
Patent holdings for IPC class C08K 5/42
Total number of patents in this class: 1214
10-year publication summary
|
83
|
85
|
97
|
91
|
93
|
102
|
72
|
75
|
75
|
20
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Idemitsu Kosan Co., Ltd. | 4225 |
51 |
| LG Chem, Ltd. | 17813 |
36 |
| SABIC Global Technologies B.V. | 4485 |
35 |
| SHPP Global Technologies B.V. | 1092 |
28 |
| Shin-Etsu Chemical Co., Ltd. | 5933 |
25 |
| Dow Global Technologies LLC | 10762 |
25 |
| Mitsubishi Engineering-Plastics Corporation | 301 |
24 |
| FUJIFILM Corporation | 30210 |
20 |
| Mitsubishi Chemical Corporation | 4682 |
20 |
| Kingfa SCI & Tech Co. Ltd. | 666 |
17 |
| Daikin Industries, Ltd. | 10375 |
16 |
| Borealis AG | 2731 |
16 |
| BASF SE | 21129 |
15 |
| 3m Innovative Properties Company | 17511 |
14 |
| Covestro Deutschland AG | 2797 |
13 |
| Nissan Chemical Corporation | 2155 |
13 |
| Kao Corporation | 5018 |
12 |
| Sabic Innovative Plastics IP B.V. | 655 |
12 |
| JSR Corporation | 2540 |
12 |
| Kaneka Corporation | 4642 |
11 |
| Other owners | 799 |