- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 28/16 - 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 calcium sulfate cements containing anhydrite
Patent holdings for IPC class C04B 28/16
Total number of patents in this class: 225
10-year publication summary
|
17
|
13
|
11
|
10
|
12
|
15
|
26
|
20
|
12
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20904 |
31 |
| Sika Technology AG | 2854 |
22 |
| Construction Research & Technology GmbH | 643 |
17 |
| Hilti Aktiengesellschaft | 3491 |
7 |
| BPB Limited | 48 |
7 |
| Georgia-Pacific Gypsum LLC | 219 |
6 |
| United States Gypsum Company | 903 |
6 |
| ARDEX Anlagen GmbH | 10 |
4 |
| Cementos Argos S.A. | 35 |
4 |
| Holcim Technology Ltd. | 988 |
4 |
| Saint-Gobain Placo | 223 |
4 |
| Saint-Gobain Weber | 173 |
4 |
| Centre National de La Recherche Scientifique | 10414 |
3 |
| Chryso | 126 |
3 |
| Ciments Francais | 14 |
3 |
| Synfola GmbH | 7 |
3 |
| Uzin UTZ Aktiengesellschaft | 12 |
3 |
| Ecocem Materials Ltd. | 41 |
3 |
| École Normale Superieure Paris-saclay | 60 |
3 |
| Gold Bond Building Products, LLC | 195 |
3 |
| Other owners | 85 |