- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 24/42 - Compounds having one or more carbon-to-silicon linkages
Patent holdings for IPC class C04B 24/42
Total number of patents in this class: 286
10-year publication summary
|
13
|
24
|
10
|
24
|
24
|
26
|
26
|
28
|
38
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Wacker Chemie AG | 2104 |
26 |
| Dow Silicones Corporation | 1852 |
11 |
| Halliburton Energy Services, Inc. | 20635 |
9 |
| Evonik Degussa GmbH | 1550 |
9 |
| CertainTeed Gypsum, Inc. | 196 |
9 |
| Dow Corning Corporation | 988 |
8 |
| Knauf Gips KG | 573 |
7 |
| Qingdao University of Technology | 600 |
6 |
| Evonik Operations GmbH | 3973 |
6 |
| Sika Technology AG | 2822 |
5 |
| United States Gypsum Company | 910 |
5 |
| Hilti Aktiengesellschaft | 3421 |
4 |
| Saint-Gobain Placo | 209 |
4 |
| Saudi Arabian Oil Company | 12683 |
4 |
| Yoshino Gypsum Co., Ltd. | 249 |
4 |
| Etex Building Performance International SAS | 67 |
4 |
| Dow Toray Co., Ltd. | 548 |
4 |
| Kzj New Materials Group Co., Ltd. | 47 |
4 |
| Gold Bond Building Products, LLC | 186 |
4 |
| BASF SE | 20616 |
3 |
| Other owners | 150 |