- All sections
- C - Chemistry; metallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 9/00 - Use of pretreated ingredients
Patent holdings for IPC class C08K 9/00
Total number of patents in this class: 657
10-year publication summary
|
57
|
45
|
55
|
51
|
36
|
32
|
24
|
39
|
30
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| PPG Industries Ohio, Inc. | 3430 |
15 |
| 3m Innovative Properties Company | 18406 |
9 |
| Omya International AG | 816 |
9 |
| Dow Global Technologies LLC | 10147 |
8 |
| LG Chem, Ltd. | 17205 |
7 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
7 |
| Cabot Corporation | 575 |
7 |
| Samsung Electronics Co., Ltd. | 131630 |
6 |
| BASF SE | 19740 |
6 |
| Rohm and Haas Company | 2805 |
6 |
| Dow Silicones Corporation | 1664 |
6 |
| Tundra Composites, LLC | 78 |
5 |
| FUJIFILM Corporation | 27102 |
4 |
| Bridgestone Corporation | 7067 |
4 |
| Idemitsu Kosan Co., Ltd. | 3995 |
4 |
| Denka Company Limited | 2189 |
4 |
| DIC Corporation | 3597 |
4 |
| Eastman Chemical Company | 2239 |
4 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
4 |
| Sachtleben Chemie GmbH | 73 |
4 |
| Other owners | 534 |