- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 3/00 - Use of inorganic substances as compounding ingredients
Patent holdings for IPC class C08K 3/00
Total number of patents in this class: 3859
10-year publication summary
|
367
|
393
|
294
|
164
|
104
|
89
|
68
|
55
|
36
|
18
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bridgestone Corporation | 7247 |
77 |
| LG Chem, Ltd. | 17615 |
75 |
| Dow Global Technologies LLC | 10353 |
71 |
| BASF SE | 20912 |
67 |
| Mitsubishi Gas Chemical Company, Inc. | 3461 |
65 |
| 3m Innovative Properties Company | 17852 |
53 |
| Hitachi Chemical Company, Ltd. | 2353 |
52 |
| Toray Industries, Inc. | 6935 |
52 |
| Sumitomo Bakelite Co., Ltd. | 1493 |
46 |
| E. I. du Pont de Nemours and Company | 4089 |
45 |
| Zeon Corporation | 4080 |
45 |
| Sekisui Chemical Co., Ltd. | 3386 |
43 |
| SABIC Global Technologies B.V. | 4332 |
39 |
| Sumitomo Chemical Company, Limited | 9046 |
36 |
| Compagnie Generale des Etablissements Michelin | 4743 |
36 |
| Ticona LLC | 592 |
33 |
| Nitto Denko Corporation | 8217 |
30 |
| Shin-Etsu Chemical Co., Ltd. | 5644 |
30 |
| The Yokohama Rubber Co., Ltd. | 4034 |
30 |
| Solvay Specialty Polymers USA, LLC | 582 |
30 |
| Other owners | 2904 |