- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 3/22 - OxidesHydroxides of metals
Patent holdings for IPC class C08K 3/22
Total number of patents in this class: 10485
10-year publication summary
|
721
|
847
|
896
|
829
|
919
|
852
|
763
|
775
|
712
|
499
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17956 |
219 |
| Shin-Etsu Chemical Co., Ltd. | 6127 |
165 |
| Dow Global Technologies LLC | 11008 |
160 |
| 3m Innovative Properties Company | 17459 |
140 |
| BASF SE | 21320 |
137 |
| FUJIFILM Corporation | 30628 |
100 |
| Sekisui Chemical Co., Ltd. | 3638 |
97 |
| Dow Silicones Corporation | 2129 |
95 |
| SHPP Global Technologies B.V. | 1105 |
92 |
| Rohm and Haas Company | 2940 |
85 |
| Sumitomo Chemical Company, Limited | 8969 |
84 |
| Denka Company Limited | 2754 |
83 |
| SABIC Global Technologies B.V. | 4614 |
80 |
| Bridgestone Corporation | 7274 |
78 |
| Kingfa SCI & Tech Co. Ltd. | 715 |
74 |
| Resonac Corporation | 3624 |
74 |
| Henkel AG & Co. KGaA | 10743 |
72 |
| DIC Corporation | 3982 |
71 |
| Sumitomo Electric Industries, Ltd. | 16331 |
69 |
| Lotte Chemical Corporation | 791 |
69 |
| Other owners | 8441 |