- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 28/08 - Slag cements
Patent holdings for IPC class C04B 28/08
Total number of patents in this class: 687
10-year publication summary
|
41
|
32
|
63
|
37
|
60
|
49
|
61
|
69
|
73
|
37
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sika Technology AG | 2858 |
51 |
| Saudi Arabian Oil Company | 13091 |
38 |
| Ecocem Materials Ltd. | 41 |
25 |
| Construction Research & Technology GmbH | 641 |
23 |
| Halliburton Energy Services, Inc. | 20879 |
22 |
| Carbicrete Inc. | 66 |
20 |
| Holcim Technology Ltd. | 991 |
18 |
| Saint-Gobain Weber | 173 |
11 |
| École Normale Superieure Paris-saclay | 60 |
10 |
| Chryso | 126 |
9 |
| Institut National des Sciences Appliquees de Toulouse | 118 |
9 |
| BASF SE | 20926 |
8 |
| Centre National de La Recherche Scientifique | 10421 |
8 |
| HeidelbergCement AG | 79 |
8 |
| Saint-Gobain Weber France | 58 |
8 |
| Geopolymer Solutions, LLC | 16 |
7 |
| JFE Steel Corporation | 6833 |
7 |
| Hsustainability GmbH | 39 |
7 |
| CarbonCure Technologies Inc. | 85 |
6 |
| En-Tech Corporation | 13 |
6 |
| Other owners | 386 |