- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 28/06 - Aluminous cements
Patent holdings for IPC class C04B 28/06
Total number of patents in this class: 1011
10-year publication summary
|
53
|
62
|
66
|
73
|
82
|
81
|
89
|
75
|
82
|
45
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sika Technology AG | 2875 |
75 |
| Hilti Aktiengesellschaft | 3506 |
72 |
| Halliburton Energy Services, Inc. | 20944 |
49 |
| Construction Research & Technology GmbH | 641 |
34 |
| BASF SE | 20979 |
29 |
| Saudi Arabian Oil Company | 13349 |
25 |
| Holcim Technology Ltd. | 778 |
22 |
| Kerneos | 32 |
22 |
| Wacker Chemie AG | 2111 |
20 |
| HeidelbergCement AG | 79 |
17 |
| Dow Global Technologies LLC | 10402 |
16 |
| Vicat | 99 |
16 |
| Saint-Gobain Weber | 172 |
12 |
| Heidelberg Materials AG | 96 |
12 |
| Hsustainability GmbH | 40 |
12 |
| Lafarge | 128 |
10 |
| Saint-Gobain Weber France | 60 |
9 |
| Rohm and Haas Company | 2895 |
8 |
| United States Gypsum Company | 907 |
8 |
| Hconnect 2 GmbH | 44 |
8 |
| Other owners | 535 |