- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 9/02 - Ingredients treated with inorganic substances
Patent holdings for IPC class C08K 9/02
Total number of patents in this class: 1193
10-year publication summary
|
69
|
78
|
115
|
90
|
112
|
91
|
93
|
73
|
102
|
70
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| 3m Innovative Properties Company | 17751 |
31 |
| Merck Patent GmbH | 5777 |
15 |
| Sumitomo Chemical Company, Limited | 9089 |
14 |
| Dexerials Corporation | 1948 |
14 |
| Cabot Corporation | 553 |
13 |
| Susonity Commercial GmbH | 207 |
13 |
| BASF SE | 21078 |
11 |
| FUJIFILM Corporation | 29742 |
11 |
| ECKART GmbH | 318 |
11 |
| Omya International AG | 772 |
11 |
| Shin-Etsu Chemical Co., Ltd. | 5743 |
9 |
| Lyten, Inc. | 325 |
9 |
| Sakai Chemical Industry Co., Ltd. | 275 |
9 |
| The Boeing Company | 20170 |
8 |
| Evonik Degussa GmbH | 1469 |
8 |
| Dow Global Technologies LLC | 10504 |
8 |
| Asahi Glass Company, Limited | 2743 |
8 |
| Nippon Sheet Glass Company, Limited | 984 |
8 |
| E. I. du Pont de Nemours and Company | 3935 |
7 |
| Panasonic Intellectual Property Management Co., Ltd. | 32219 |
7 |
| Other owners | 968 |