- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 14/34 - Metals
Patent holdings for IPC class C04B 14/34
Total number of patents in this class: 66
10-year publication summary
|
4
|
8
|
5
|
4
|
3
|
6
|
9
|
8
|
7
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| IBH Shibata, Inc. | 4 |
4 |
| Halliburton Energy Services, Inc. | 21292 |
3 |
| Cambria Company LLC | 352 |
3 |
| Saudi Arabian Oil Company | 14369 |
3 |
| Stryker Corporation | 5724 |
2 |
| Kaohsiung Medical University | 144 |
2 |
| Newpark Drilling Fluids LLC | 44 |
2 |
| Yara International ASA | 909 |
2 |
| Lotte Advanced Materials Co., Ltd. | 398 |
2 |
| Harbisonwalker International Holdings, Inc. | 58 |
2 |
| Carbicrete Inc. | 74 |
2 |
| Baker Hughes Holdings LLC | 3010 |
2 |
| Toshiba Corporation | 12726 |
1 |
| California Institute of Technology | 4038 |
1 |
| Allmighty Co., Ltd. | 2 |
1 |
| Chevron Phillips Chemical Company LP | 1866 |
1 |
| China National Petroleum Corporation | 644 |
1 |
| Clearwater International, L.L.C. | 9 |
1 |
| Ecole de Technologie Superieure | 207 |
1 |
| Lv, Yan | 3 |
1 |
| Other owners | 29 |