- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 7/24 - Cements from oil shales, residues or waste other than slag
Patent holdings for IPC class C04B 7/24
Total number of patents in this class: 236
10-year publication summary
|
7
|
10
|
13
|
12
|
11
|
18
|
23
|
25
|
40
|
21
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Holcim Technology Ltd. | 484 |
19 |
| Envicore Inc. | 15 |
6 |
| Heidelberg Materials AG | 104 |
6 |
| Amrize Technology Switzerland LLC | 721 |
6 |
| Halliburton Energy Services, Inc. | 21284 |
5 |
| Shandong University | 1160 |
5 |
| Taiheiyo Cement Corporation | 243 |
5 |
| Progressive Planet Solutions Inc. | 16 |
5 |
| C2ca Technology B.V. | 16 |
4 |
| ARDEX Group GmbH | 15 |
4 |
| Hsustainability GmbH | 64 |
4 |
| HeidelbergCement AG | 78 |
3 |
| Saint-Gobain Weber | 175 |
3 |
| Tokuyama Corporation | 1488 |
3 |
| Vicat | 103 |
3 |
| Betolar Oy | 29 |
3 |
| Green Binder Technologies Ltd | 3 |
2 |
| Hubei University of Technology | 62 |
2 |
| Instituto Politécnico de Setúbal | 9 |
2 |
| Instituto Superior Tecnico | 162 |
2 |
| Other owners | 144 |