- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 9/04 - Magnesium cements containing sulfates, nitrates, phosphates, or fluorides
Patent holdings for IPC class C04B 9/04
Total number of patents in this class: 77
10-year publication summary
|
5
|
4
|
3
|
16
|
6
|
1
|
0
|
4
|
3
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| United States Gypsum Company | 905 |
12 |
| Partanna Global, Inc. | 39 |
7 |
| Mitek Holdings, Inc. | 253 |
5 |
| Saudi Arabian Oil Company | 13442 |
5 |
| Jet Products, LLC | 4 |
4 |
| Premier Magnesia, LLC | 49 |
4 |
| Environment Sustainable System Engineering Technology Co., Ltd. | 23 |
3 |
| British Columbia Institute of Technology | 39 |
2 |
| D-Trace Investments, LLC | 8 |
2 |
| Henry Company, LLC | 231 |
2 |
| M-I Drilling Fluids UK Limited | 89 |
2 |
| Troy Corporation | 45 |
2 |
| Wayne State University | 689 |
2 |
| Halliburton Energy Services, Inc. | 20991 |
1 |
| Purdue Research Foundation | 3687 |
1 |
| 3D Systems, Inc. | 582 |
1 |
| BPB Limited | 47 |
1 |
| Cargill, Incorporated | 2924 |
1 |
| CertainTeed Gypsum, Inc. | 212 |
1 |
| Continental Building Products Operating Company, LLC | 6 |
1 |
| Other owners | 18 |