- All sections
- C - Chemistry; metallurgy
- C04B - Lime; magnesia; slag; cements; compositions thereof, e.g. mortars, concrete or like building materials; artificial stone; ceramics; refractories; treatment of natural stone
- C04B 35/528 - Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxides based on carbon, e.g. graphite obtained from carbonaceous particles with or without other non-organic components
Patent holdings for IPC class C04B 35/528
Total number of patents in this class: 172
10-year publication summary
14
|
29
|
29
|
26
|
10
|
9
|
13
|
14
|
13
|
0
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Element Six (UK) Limited | 203 |
26 |
Diamond Innovations, Inc. | 236 |
16 |
Sumitomo Electric Industries, Ltd. | 14914 |
11 |
US Synthetic Corporation | 607 |
11 |
Baker Hughes Holdings LLC | 3013 |
11 |
Carbon Technology Holdings, LLC | 199 |
4 |
Sumitomo Electric Hardmetal Corp. | 1005 |
3 |
Dynamic Material Systems LLC | 38 |
3 |
II-VI Incorporated | 47 |
3 |
Institute of Chemistry, Chinese Academy of Sciences | 227 |
3 |
JFE Steel Corporation | 6527 |
3 |
RUTGERS Germany GmbH | 6 |
3 |
University of Massachusetts | 2188 |
3 |
Schlumberger Technology Corporation | 10217 |
2 |
Halliburton Energy Services, Inc. | 20403 |
2 |
BASF SE | 20367 |
2 |
Element Six Abrasives S.A. | 147 |
2 |
Grafoid, Inc. | 35 |
2 |
Nexeon Limited | 139 |
2 |
Schunk Ingenieurkeramik GmbH | 26 |
2 |
Other owners | 58 |