- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 111/22 - Carbonation resistance
Patent holdings for IPC class C04B 111/22
Total number of patents in this class: 15
10-year publication summary
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0
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1
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1
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0
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1
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1
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1
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2
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3
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Halliburton Energy Services, Inc. | 20466 |
3 |
| Petroleo Brasileiro S.A. - Petrobras | 787 |
2 |
| União Brasileira de Educação e Assistência, Mantenedora da Pucrs | 53 |
2 |
| DC Co., Ltd. | 7 |
1 |
| King Fahd University of Petroleum and Minerals | 1032 |
1 |
| Showa Freezing Plant Co., Ltd. | 5 |
1 |
| Yara International ASA | 802 |
1 |
| Flying Pig Coatings, LLC | 8 |
1 |
| Restone AS | 12 |
1 |
| Shanghai Baosteel Newbuilding Materials Technology Co., Ltd | 1 |
1 |
| TIME, Eyvind | 1 |
1 |
| Other owners | 0 |