- All sections
- C - Chemistry; metallurgy
- C04B - Lime; magnesia; slag; cements; compositions thereof, e.g. mortars, concrete or like building materials; artificial stone; ceramics; refractories; treatment of natural stone
- C04B 28/08 - Slag cements
Patent holdings for IPC class C04B 28/08
Total number of patents in this class: 584
10-year publication summary
|
25
|
41
|
32
|
63
|
37
|
60
|
49
|
60
|
64
|
25
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sika Technology AG | 2650 |
42 |
| Saudi Arabian Oil Company | 11322 |
37 |
| Halliburton Energy Services, Inc. | 20165 |
23 |
| Construction Research & Technology GmbH | 640 |
22 |
| Ecocem Materials Ltd. | 29 |
17 |
| Holcim Technology Ltd. | 868 |
15 |
| Carbicrete Inc. | 32 |
13 |
| Saint-Gobain Weber | 175 |
11 |
| BASF SE | 19740 |
9 |
| Hconnect 2 GmbH | 62 |
9 |
| HeidelbergCement AG | 82 |
8 |
| Geopolymer Solutions, LLC | 16 |
7 |
| Saint-Gobain Weber France | 39 |
7 |
| Chryso | 112 |
6 |
| En-Tech Corporation | 13 |
6 |
| JFE Steel Corporation | 6067 |
6 |
| Centre National de La Recherche Scientifique | 9632 |
5 |
| CarbonCure Technologies Inc. | 80 |
5 |
| Roman Cement, LLC | 45 |
5 |
| Ecocem France | 6 |
5 |
| Other owners | 326 |