- 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: 1014
10-year publication summary
|
58
|
75
|
75
|
80
|
97
|
90
|
100
|
95
|
83
|
43
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hilti Aktiengesellschaft | 3495 |
76 |
| Sika Technology AG | 2867 |
75 |
| Halliburton Energy Services, Inc. | 20891 |
49 |
| Construction Research & Technology GmbH | 641 |
34 |
| BASF SE | 20933 |
28 |
| Saudi Arabian Oil Company | 13155 |
25 |
| Kerneos | 32 |
22 |
| Holcim Technology Ltd. | 989 |
21 |
| Wacker Chemie AG | 2106 |
20 |
| HeidelbergCement AG | 79 |
17 |
| Dow Global Technologies LLC | 10363 |
16 |
| Vicat | 98 |
16 |
| Saint-Gobain Weber | 172 |
12 |
| Heidelberg Materials AG | 99 |
12 |
| Hsustainability GmbH | 39 |
12 |
| Lafarge | 128 |
10 |
| Saint-Gobain Weber France | 59 |
9 |
| Rohm and Haas Company | 2906 |
8 |
| United States Gypsum Company | 898 |
8 |
| Hconnect 2 GmbH | 44 |
8 |
| Other owners | 536 |