- All sections
- C - Chemistrymetallurgy
- C09C - Treatment of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling propertiespreparation of carbon black
- C09C 1/64 - Aluminium
Patent holdings for IPC class C09C 1/64
Total number of patents in this class: 258
10-year publication summary
|
18
|
19
|
22
|
14
|
18
|
17
|
16
|
14
|
13
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ECKART GmbH | 317 |
58 |
| Toyo Aluminium Kabushiki Kaisha | 351 |
26 |
| Viavi Solutions Inc. | 1443 |
13 |
| Schlenk Metallic Pigments GmbH | 46 |
11 |
| Asahi Kasei Kabushiki Kaisha | 2682 |
9 |
| BASF Coatings GmbH | 1201 |
9 |
| Seiko Epson Corporation | 19478 |
7 |
| Sun Chemical Corporation | 839 |
7 |
| DIC Corporation | 3810 |
6 |
| BASF SE | 20961 |
5 |
| ECKART America Corporation | 31 |
5 |
| Landa Labs (2012) Ltd. | 134 |
4 |
| Sun Chemical B.V. | 364 |
4 |
| TIGER Coatings GmbH & Co. KG | 130 |
4 |
| Merck Patent GmbH | 5820 |
3 |
| Asahi Kasei Chemicals Corporation | 674 |
3 |
| Cqv Co., Ltd. | 69 |
3 |
| Toyota Motor Corporation | 32681 |
2 |
| Centre National de La Recherche Scientifique | 10498 |
2 |
| The United States of America as represented by the Secretary of the Navy | 2772 |
2 |
| Other owners | 75 |