- All sections
- C - Chemistry; metallurgy
- C09C - Treatment of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties; preparation 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
|
24
|
18
|
21
|
24
|
15
|
19
|
21
|
16
|
13
|
9
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ECKART GmbH | 331 |
54 |
| Toyo Aluminium Kabushiki Kaisha | 357 |
27 |
| Viavi Solutions Inc. | 1363 |
13 |
| BASF Coatings GmbH | 1128 |
9 |
| Schlenk Metallic Pigments GmbH | 44 |
9 |
| Seiko Epson Corporation | 18724 |
7 |
| Sun Chemical Corporation | 865 |
7 |
| Asahi Kasei Kabushiki Kaisha | 2429 |
6 |
| DIC Corporation | 3597 |
6 |
| BASF SE | 19740 |
5 |
| Merck Patent GmbH | 5909 |
5 |
| Asahi Kasei Chemicals Corporation | 809 |
4 |
| Landa Labs (2012) Ltd. | 131 |
4 |
| Sun Chemical B.V. | 351 |
4 |
| TIGER Coatings GmbH & Co. KG | 105 |
4 |
| Cqv Co., Ltd. | 70 |
3 |
| ECKART America Corporation | 25 |
3 |
| Silberline Limited | 3 |
3 |
| 3m Innovative Properties Company | 18406 |
2 |
| Toyota Motor Corporation | 28582 |
2 |
| Other owners | 82 |