- All sections
- C - Chemistrymetallurgy
- C09C - Treatment of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling propertiespreparation of carbon black
- C09C 3/10 - Treatment with macromolecular organic compounds
Patent holdings for IPC class C09C 3/10
Total number of patents in this class: 860
10-year publication summary
|
65
|
56
|
57
|
49
|
50
|
33
|
59
|
39
|
27
|
18
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rohm and Haas Company | 2906 |
28 |
| Omya International AG | 770 |
21 |
| DIC Corporation | 3750 |
19 |
| BASF SE | 20777 |
17 |
| Toyo Aluminium Kabushiki Kaisha | 355 |
15 |
| Dow Global Technologies LLC | 10354 |
14 |
| PPG Industries Ohio, Inc. | 3452 |
13 |
| Boe Technology Group Co., Ltd. | 40613 |
13 |
| Beijing BOE Optoelectronics Technology Co., Ltd. | 3878 |
12 |
| Coatex S.A.S. | 225 |
12 |
| E. I. du Pont de Nemours and Company | 4118 |
11 |
| e Ink Corporation | 1485 |
11 |
| FUJIFILM Corporation | 29228 |
10 |
| Cabot Corporation | 548 |
10 |
| Sumitomo Metal Mining Co., Ltd. | 1760 |
10 |
| COATEX une société par actions simplifiée | 163 |
9 |
| National Research Council of Canada | 1548 |
9 |
| Viavi Solutions Inc. | 1423 |
9 |
| Merck Patent GmbH | 5850 |
8 |
| Kao Corporation | 4943 |
8 |
| Other owners | 601 |