- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 7/32 - Aluminous cements
Patent holdings for IPC class C04B 7/32
Total number of patents in this class: 294
10-year publication summary
|
16
|
16
|
21
|
23
|
14
|
10
|
27
|
13
|
26
|
19
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Vicat | 99 |
14 |
| HeidelbergCement AG | 78 |
11 |
| Halliburton Energy Services, Inc. | 21103 |
10 |
| Shandong University | 1079 |
10 |
| Kerneos | 31 |
9 |
| Saudi Arabian Oil Company | 13716 |
9 |
| ARDEX Group GmbH | 19 |
9 |
| Holcim Technology Ltd. | 484 |
8 |
| Calucem GmbH | 18 |
7 |
| Denki Kagaku Kogyo Kabushiki Kaisha | 617 |
6 |
| Sika Technology AG | 2916 |
6 |
| Doxa AB | 18 |
5 |
| Nippon Steel Corporation | 6526 |
5 |
| United States Gypsum Company | 903 |
5 |
| Hsustainability GmbH | 53 |
5 |
| Lafarge | 125 |
4 |
| Solidia Technologies, Inc. | 89 |
4 |
| University of Kentucky Research Foundation | 705 |
4 |
| CSA Research LLC | 39 |
3 |
| Knauf Insulation SPRL | 173 |
3 |
| Other owners | 157 |