- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 28/34 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing cold phosphate binders
Patent holdings for IPC class C04B 28/34
Total number of patents in this class: 285
10-year publication summary
|
23
|
17
|
25
|
27
|
25
|
17
|
12
|
18
|
10
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Halliburton Energy Services, Inc. | 21338 |
17 |
| CertainTeed Gypsum, Inc. | 220 |
8 |
| Praxair S.T. Technology, Inc. | 119 |
8 |
| OssDsign AB | 40 |
6 |
| Heraeus Deutschland GmbH & Co. KG | 403 |
5 |
| Latitude 18, Inc. | 25 |
5 |
| Wayne State University | 700 |
5 |
| Schlumberger Technology Corporation | 11818 |
4 |
| Chemische Fabrik Budenheim KG | 207 |
4 |
| Saint-Gobain Weber | 175 |
4 |
| Rockwool A/S | 834 |
4 |
| I4f Licensing NV | 367 |
4 |
| a et a Mader | 27 |
3 |
| Agnovos Healthcare, LLC | 17 |
3 |
| BPB Limited | 44 |
3 |
| Ibv Holding GmbH | 5 |
3 |
| ITT Italia S.r.l. | 167 |
3 |
| Nippon Steel Corporation | 6871 |
3 |
| Premier Magnesia, LLC | 47 |
3 |
| Saudi Arabian Oil Company | 14235 |
3 |
| Other owners | 187 |