- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 7/13 - Mixtures thereof with inorganic cementitious materials, e.g. Portland cements
Patent holdings for IPC class C04B 7/13
Total number of patents in this class: 111
10-year publication summary
|
10
|
7
|
5
|
8
|
8
|
5
|
7
|
15
|
10
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Roman Cement, LLC | 48 |
10 |
| Holcim Technology Ltd. | 487 |
5 |
| Cemgreen ApS | 14 |
5 |
| HeidelbergCement AG | 77 |
4 |
| The Board of Trustees of the University of Alabama | 440 |
3 |
| Colorado School of Mines | 186 |
3 |
| Procedo Enterprises Etablissement | 7 |
3 |
| Hsustainability GmbH | 64 |
3 |
| Amrize Technology Switzerland LLC | 723 |
3 |
| Halliburton Energy Services, Inc. | 21299 |
2 |
| Board of Supervisors of Louisiana State University and Agricultural and Mechanical College | 833 |
2 |
| CR Minerals Company, LLC | 24 |
2 |
| King Fahd University of Petroleum and Minerals | 1601 |
2 |
| Parex USA, Inc. | 36 |
2 |
| Petroleo Brasileiro S.A. - Petrobras | 979 |
2 |
| Socpra Sciences et Genie S.E.C. | 215 |
2 |
| ThyssenKrupp Industrial Solutions AG | 630 |
2 |
| Carbon Upcycling Technologies Inc. | 46 |
2 |
| 2581776 Ontario Inc. | 4 |
2 |
| União Brasileira de Educação e Assistência, Mantenedora da Pucrs | 53 |
2 |
| Other owners | 50 |