- All sections
- C - Chemistry; metallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 3/02 - Elements
Patent holdings for IPC class C08K 3/02
Total number of patents in this class: 233
10-year publication summary
|
12
|
10
|
22
|
28
|
18
|
21
|
18
|
19
|
18
|
7
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 19740 |
19 |
| Sekisui Chemical Co., Ltd. | 3159 |
10 |
| Kingfa SCI & Tech Co. Ltd. | 509 |
7 |
| Ascend Performance Materials Operations LLC | 260 |
6 |
| Wacker Chemie AG | 2091 |
5 |
| Toray Industries, Inc. | 6652 |
3 |
| Enevate Corporation | 368 |
3 |
| General Cable Technologies Corporation | 415 |
3 |
| Jinan Shengquan Group Share-Holding Co., Ltd. | 79 |
3 |
| Teijin Limited | 1216 |
3 |
| Zeon Corporation | 3854 |
3 |
| 3m Innovative Properties Company | 18406 |
2 |
| Canon Inc. | 36841 |
2 |
| FUJIFILM Corporation | 27102 |
2 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
2 |
| Sumitomo Rubber Industries, Ltd. | 4421 |
2 |
| Kaneka Corporation | 4445 |
2 |
| Asahi Yukizai Corporation | 121 |
2 |
| Biomet Manufacturing, LLC | 1067 |
2 |
| Covestro Deutschland AG | 2429 |
2 |
| Other owners | 150 |