- All sections
- C - Chemistrymetallurgy
- 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: 625
10-year publication summary
|
55
|
51
|
36
|
32
|
24
|
41
|
30
|
23
|
28
|
12
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Omya International AG | 777 |
10 |
| 3m Innovative Properties Company | 17478 |
8 |
| PPG Industries Ohio, Inc. | 3332 |
8 |
| BASF SE | 21303 |
7 |
| Shin-Etsu Chemical Co., Ltd. | 6096 |
7 |
| Cabot Corporation | 542 |
7 |
| Samsung Electronics Co., Ltd. | 157719 |
6 |
| FUJIFILM Corporation | 30514 |
6 |
| Dow Silicones Corporation | 2114 |
6 |
| GranBio Intellectual Property Holdings, LLC | 125 |
6 |
| Denka Company Limited | 2720 |
5 |
| Kingfa SCI & Tech Co. Ltd. | 704 |
5 |
| Tundra Composites, LLC | 69 |
5 |
| LG Chem, Ltd. | 17921 |
4 |
| Compagnie générale des établissements Michelin SCA | 2716 |
4 |
| DIC Corporation | 3962 |
4 |
| Eastman Chemical Company | 2087 |
4 |
| Mitsubishi Gas Chemical Company, Inc. | 3622 |
4 |
| Shoei Chemical Inc. | 332 |
4 |
| Dickinson Corporation | 21 |
4 |
| Other owners | 511 |