- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 35/528 - Shaped ceramic products characterised by their compositionCeramic compositionsProcessing 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: 173
10-year publication summary
|
14
|
29
|
30
|
26
|
10
|
9
|
13
|
15
|
13
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Element Six (UK) Limited | 216 |
26 |
| Diamond Innovations, Inc. | 236 |
16 |
| Sumitomo Electric Industries, Ltd. | 15483 |
11 |
| US Synthetic Corporation | 624 |
11 |
| Baker Hughes Holdings LLC | 3007 |
11 |
| Carbon Technology Holdings, LLC | 211 |
4 |
| Sumitomo Electric Hardmetal Corp. | 1021 |
3 |
| Dynamic Material Systems LLC | 37 |
3 |
| II-VI Incorporated | 42 |
3 |
| Institute of Chemistry, Chinese Academy of Sciences | 233 |
3 |
| JFE Steel Corporation | 6840 |
3 |
| University of Massachusetts | 2224 |
3 |
| Schlumberger Technology Corporation | 10717 |
2 |
| Halliburton Energy Services, Inc. | 20891 |
2 |
| BASF SE | 20933 |
2 |
| Element Six Abrasives S.A. | 147 |
2 |
| Grafoid, Inc. | 35 |
2 |
| Nexeon Limited | 157 |
2 |
| RUTGERS Germany GmbH | 5 |
2 |
| Schunk Ingenieurkeramik GmbH | 25 |
2 |
| Other owners | 60 |