- All sections
- C - Chemistrymetallurgy
- C09C - Treatment of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling propertiespreparation of carbon black
- C09C 1/48 - Carbon black
Patent holdings for IPC class C09C 1/48
Total number of patents in this class: 657
10-year publication summary
|
34
|
51
|
39
|
41
|
46
|
32
|
62
|
47
|
63
|
42
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Monolith Materials, Inc. | 125 |
63 |
| Cabot Corporation | 551 |
42 |
| Denka Company Limited | 2590 |
24 |
| Orion Engineered Carbons GmbH | 67 |
19 |
| Tokai Carbon Co., Ltd. | 107 |
17 |
| Bridgestone Corporation | 7235 |
14 |
| Suncoal Industries GmbH | 75 |
14 |
| Birla Carbon U.S.A., Inc. | 68 |
14 |
| Archer Daniels Midland Company | 1122 |
10 |
| IFP Energies Nouvelles | 2937 |
10 |
| LG Chem, Ltd. | 17635 |
7 |
| Nabors Energy Transition Solutions LLC | 72 |
7 |
| Black Bear Carbon B.V. | 14 |
6 |
| Orion Engineered Carbons IP GmbH & Co. KG | 54 |
6 |
| Group14 Technologies, Inc. | 109 |
5 |
| Living Ink Technologies, LLC | 7 |
5 |
| Pyrolyx AG | 5 |
5 |
| Tesla Nanocoatings, Inc. | 33 |
5 |
| UT-Battelle, LLC | 1459 |
5 |
| Carbon Technology Holdings, LLC | 213 |
5 |
| Other owners | 374 |