- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 33/138 - Waste materialsRefuse from metallurgical processes, e.g. slag, furnace dust, galvanic waste
Patent holdings for IPC class C04B 33/138
Total number of patents in this class: 37
10-year publication summary
|
4
|
2
|
14
|
1
|
1
|
2
|
2
|
2
|
0
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Vecor IP Holdings Limited | 30 |
4 |
| Deref S.p.A. | 4 |
3 |
| Vecor Ceramic Tiles Italia S.r.l. | 16 |
3 |
| Beijing University of Technology | 521 |
2 |
| California Institute of Technology | 4036 |
1 |
| Kunming University of Science and Technology | 245 |
1 |
| The Penn State Research Foundation | 1622 |
1 |
| POSCO | 2141 |
1 |
| Saint-Gobain Centre de Recherches et d'Etudes Europeen | 497 |
1 |
| Saudi Arabian Oil Company | 14305 |
1 |
| Shandong University | 1158 |
1 |
| Zhejiang Huayou Cobalt Co., Ltd. | 41 |
1 |
| University of Science & Technology Beijing | 21 |
1 |
| Khalifa University of Science and Technology | 432 |
1 |
| Keda Clean Energy Co. Ltd. | 38 |
1 |
| Fujian Lopo Terracotta Panels Manufacturing Co., Ltd. | 2 |
1 |
| Qingdao Yi Eco-environmental Protection Technology Co., Ltd | 4 |
1 |
| Guangdong Tsingda Tongke Environmental Protection Technology Co., Ltd. | 3 |
1 |
| Concr3de B.V. | 5 |
1 |
| Dong do Basalt Ind Co.,Ltd | 2 |
1 |
| Other owners | 9 |