- All sections
- C - Chemistry; metallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 7/22 - Expanded, porous or hollow particles
Patent holdings for IPC class C08K 7/22
Total number of patents in this class: 394
10-year publication summary
|
28
|
27
|
23
|
30
|
31
|
37
|
30
|
18
|
30
|
7
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| 3m Innovative Properties Company | 18406 |
15 |
| BASF SE | 19740 |
14 |
| LG Chem, Ltd. | 17205 |
13 |
| Dow Global Technologies LLC | 10147 |
8 |
| Henkel AG & Co. KGaA | 10129 |
7 |
| Tesa SE | 1011 |
7 |
| Matsumoto Yushi-Seiyaku Co., Ltd. | 166 |
6 |
| Tokuyama Corporation | 1248 |
6 |
| Sekisui Chemical Co., Ltd. | 3159 |
5 |
| Sumitomo Chemical Company, Limited | 8808 |
4 |
| Rohm and Haas Company | 2805 |
4 |
| PPG Industries Ohio, Inc. | 3430 |
4 |
| Mankiewicz Gebr. & Co. GmbH & Co. KG | 114 |
4 |
| PolyOne Corporation | 221 |
4 |
| Saint-Gobain Performance Plastics Corporation | 1028 |
4 |
| United States Gypsum Company | 1019 |
4 |
| UT-Battelle, LLC | 1333 |
4 |
| Zeon Corporation | 3854 |
4 |
| Waymo LLC | 2816 |
4 |
| Jabil Inc. | 474 |
4 |
| Other owners | 269 |