- 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: 707
10-year publication summary
|
64
|
42
|
48
|
52
|
35
|
68
|
60
|
71
|
62
|
29
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Monolith Materials, Inc. | 124 |
66 |
| Cabot Corporation | 543 |
44 |
| Denka Company Limited | 2728 |
26 |
| Orion Engineered Carbons GmbH | 73 |
20 |
| Bridgestone Corporation | 7262 |
17 |
| Tokai Carbon Co., Ltd. | 104 |
17 |
| Suncoal Industries GmbH | 73 |
15 |
| Birla Carbon U.S.A., Inc. | 71 |
15 |
| IFP Energies Nouvelles | 3095 |
11 |
| Archer Daniels Midland Company | 1077 |
10 |
| Orion Engineered Carbons IP GmbH & Co. KG | 63 |
10 |
| Living Ink Technologies, LLC | 10 |
8 |
| BASF SE | 21308 |
7 |
| LG Chem, Ltd. | 17929 |
7 |
| Nabors Energy Transition Solutions LLC | 72 |
6 |
| Asahi Carbon Co., Ltd. | 19 |
5 |
| Group14 Technologies, Inc. | 120 |
5 |
| Pyrolyx AG | 5 |
5 |
| Tesla Nanocoatings, Inc. | 33 |
5 |
| UT-Battelle, LLC | 1511 |
5 |
| Other owners | 403 |