- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 111/56 - Compositions suited for fabrication of pipes, e.g. by centrifugal casting
Patent holdings for IPC class C04B 111/56
Total number of patents in this class: 16
10-year publication summary
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1
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0
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2
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1
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1
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1
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0
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0
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5
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kao Corporation | 4959 |
4 |
| Saudi Arabian Oil Company | 12947 |
2 |
| University of Michigan | 30 |
2 |
| Carbicrete Inc. | 66 |
2 |
| Guangdong University of Technology | 570 |
1 |
| Johns Manville | 954 |
1 |
| Saint-Gobain Pam | 74 |
1 |
| Saint-Gobain Weber | 173 |
1 |
| Technion Research & Development Foundation Ltd. | 1215 |
1 |
| Fuchs Europoles Besitz GmbH & Co. KG | 3 |
1 |
| Other owners | 0 |