- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 111/23 - Acid resistance
Patent holdings for IPC class C04B 111/23
Total number of patents in this class: 26
10-year publication summary
|
0
|
3
|
3
|
1
|
2
|
4
|
4
|
1
|
2
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saudi Arabian Oil Company | 13372 |
3 |
| Blue Nose Technologies LLC | 4 |
3 |
| Sika Technology AG | 2875 |
2 |
| Magneco / Metrel, Inc. | 41 |
2 |
| Halliburton Energy Services, Inc. | 20946 |
1 |
| Aramco Services Company | 4025 |
1 |
| Asahi Kasei Chemicals Corporation | 661 |
1 |
| Geopolymer Solutions, LLC | 16 |
1 |
| Hüttenes-Albertus Chemische Werke GmbH | 145 |
1 |
| Keiwa Inc. | 188 |
1 |
| King Fahd University of Petroleum and Minerals | 1272 |
1 |
| Mintek | 46 |
1 |
| Obayashi Corporation | 74 |
1 |
| Reliance Industries Limited | 450 |
1 |
| Solmax International Inc. | 22 |
1 |
| Tokyo Metropolitan Sewerage Service Corporation | 19 |
1 |
| Nippon Hume Corporation | 9 |
1 |
| Imertech SAS | 228 |
1 |
| King Fahd University of Petroleum And Minerals Research Institute | 4 |
1 |
| Composite Construction, LLC | 2 |
1 |
| Other owners | 0 |