- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 9/12 - Mixtures thereof with other inorganic cementitious materials with hydraulic cements, e.g. Portland cements
Patent holdings for IPC class C04B 9/12
Total number of patents in this class: 33
10-year publication summary
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4
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4
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5
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1
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2
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2
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1
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1
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1
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1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Arelac, Inc. | 118 |
6 |
| Roman Cement, LLC | 48 |
3 |
| Bauhaus-Universitat Weimar | 15 |
2 |
| Sika Technology AG | 3026 |
2 |
| Sudbayerisches Portland-zementwerk Gebr. Wiesbock & Co. GmbH | 16 |
2 |
| Baker Hughes Holdings LLC | 3011 |
2 |
| Terra CO2 Technology Holdings, Inc. | 39 |
2 |
| Disney Enterprises, Inc. | 6214 |
1 |
| Kao Corporation | 5105 |
1 |
| Calix Ltd | 88 |
1 |
| Eternit N.V. | 41 |
1 |
| James Hardie Technology Limited | 458 |
1 |
| Kangwon National University University-industry Cooperation Foundation | 40 |
1 |
| PKL Corporation | 1 |
1 |
| University of Canterbury | 38 |
1 |
| Etex Services NV | 61 |
1 |
| Carbicrete Inc. | 74 |
1 |
| Environment Sustainable System Engineering Technology Co., Ltd. | 23 |
1 |
| Ubiq Technology Pty Ltd | 10 |
1 |
| thyssenkrupp Polysius GmbH | 170 |
1 |
| Other owners | 1 |