- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 18/14 - Waste materialsRefuse from metallurgical processes
Patent holdings for IPC class C04B 18/14
Total number of patents in this class: 579
10-year publication summary
|
22
|
31
|
42
|
41
|
35
|
27
|
51
|
55
|
66
|
63
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sika Technology AG | 2908 |
15 |
| Tokuyama Corporation | 1430 |
13 |
| Denka Company Limited | 2655 |
12 |
| JFE Steel Corporation | 7054 |
12 |
| Halliburton Energy Services, Inc. | 21078 |
11 |
| Ecomaister Co., Ltd. | 14 |
8 |
| Roman Cement, LLC | 48 |
8 |
| Taiheiyo Cement Corporation | 245 |
8 |
| The Catholic University of America | 99 |
7 |
| Construction Research & Technology GmbH | 635 |
7 |
| CR Minerals Company, LLC | 24 |
7 |
| King Saud University | 453 |
6 |
| Korea Institute of Civil Engineering and Building Technology | 135 |
6 |
| Sumitomo Mitsui Construction Co., Ltd. | 70 |
6 |
| Denki Kagaku Kogyo Kabushiki Kaisha | 619 |
5 |
| Holcim Technology Ltd. | 551 |
5 |
| Shandong University | 1074 |
5 |
| Hilti Aktiengesellschaft | 3535 |
4 |
| Kuraray Co., Ltd. | 3539 |
4 |
| POSCO Engineering & Construction Co., Ltd. | 34 |
4 |
| Other owners | 426 |