- 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: 259
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 | 352 |
26 |
| Viavi Solutions Inc. | 1440 |
13 |
| Schlenk Metallic Pigments GmbH | 46 |
11 |
| Asahi Kasei Kabushiki Kaisha | 2677 |
9 |
| BASF Coatings GmbH | 1199 |
9 |
| Seiko Epson Corporation | 19398 |
7 |
| Sun Chemical Corporation | 839 |
7 |
| DIC Corporation | 3801 |
6 |
| BASF SE | 20940 |
5 |
| ECKART America Corporation | 31 |
5 |
| Landa Labs (2012) Ltd. | 133 |
4 |
| Sun Chemical B.V. | 363 |
4 |
| TIGER Coatings GmbH & Co. KG | 128 |
4 |
| Merck Patent GmbH | 5815 |
3 |
| Asahi Kasei Chemicals Corporation | 678 |
3 |
| Cqv Co., Ltd. | 69 |
3 |
| 3m Innovative Properties Company | 17823 |
2 |
| Toyota Motor Corporation | 32450 |
2 |
| Centre National de La Recherche Scientifique | 10464 |
2 |
| Other owners | 76 |