- 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: 1027
10-year publication summary
|
53
|
62
|
66
|
73
|
82
|
81
|
89
|
75
|
82
|
62
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sika Technology AG | 2911 |
78 |
| Hilti Aktiengesellschaft | 3540 |
73 |
| Halliburton Energy Services, Inc. | 21090 |
47 |
| Construction Research & Technology GmbH | 635 |
36 |
| BASF SE | 21098 |
29 |
| Saudi Arabian Oil Company | 13686 |
25 |
| Kerneos | 31 |
22 |
| Holcim Technology Ltd. | 552 |
20 |
| Wacker Chemie AG | 2105 |
20 |
| HeidelbergCement AG | 79 |
17 |
| Dow Global Technologies LLC | 10571 |
16 |
| Vicat | 99 |
16 |
| Heidelberg Materials AG | 100 |
13 |
| Saint-Gobain Weber | 178 |
12 |
| Hsustainability GmbH | 53 |
12 |
| Lafarge | 125 |
10 |
| Saint-Gobain Weber France | 64 |
9 |
| Ecocem Materials Ltd. | 43 |
9 |
| Rohm and Haas Company | 2936 |
8 |
| Henkel AG & Co. KGaA | 10656 |
8 |
| Other owners | 547 |