- All sections
- C - Chemistrymetallurgy
- C09C - Treatment of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling propertiespreparation of carbon black
- C09C 1/54 - Acetylene blackCarbon black thermal black
Patent holdings for IPC class C09C 1/54
Total number of patents in this class: 47
10-year publication summary
|
2
|
1
|
4
|
2
|
1
|
9
|
4
|
6
|
7
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denka Company Limited | 2720 |
10 |
| Orion Engineered Carbons GmbH | 73 |
4 |
| Jiaozuo City Hexing Chemical Industry Co., Ltd. | 7 |
4 |
| Evonik Carbon Black GmbH | 29 |
3 |
| Cabot Corporation | 542 |
3 |
| Living Ink Technologies, LLC | 10 |
3 |
| Korea Institute of Carbon Convergence Technology | 14 |
3 |
| Nabors Energy Transition Solutions LLC | 72 |
3 |
| Orion Engineered Carbons IP GmbH & Co. KG | 63 |
2 |
| Massachusetts Institute of Technology | 10251 |
1 |
| Union Carbide Corporation | 258 |
1 |
| Black Bear Carbon B.V. | 10 |
1 |
| Denki Kagaku Kogyo Kabushiki Kaisha | 580 |
1 |
| IFP Energies Nouvelles | 3098 |
1 |
| King Abdullah University of Science and Technology | 1852 |
1 |
| Monolith Materials, Inc. | 123 |
1 |
| National Taiwan Normal University | 142 |
1 |
| Nippon Chemi-Con Corporation | 413 |
1 |
| Soane Labs, LLC | 20 |
1 |
| Imertech SAS | 245 |
1 |
| Other owners | 1 |