- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 103/56 - Opacifiers
Patent holdings for IPC class C04B 103/56
Total number of patents in this class: 50
10-year publication summary
|
5
|
2
|
4
|
3
|
4
|
3
|
3
|
5
|
6
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sebastos Technologies Inc. | 11 |
7 |
| Sika Technology AG | 3019 |
6 |
| Whirlpool Corporation | 4679 |
4 |
| Halliburton Energy Services, Inc. | 21284 |
3 |
| CertainTeed Gypsum, Inc. | 221 |
2 |
| Saint-Gobain Placo | 278 |
2 |
| U.S. Concrete, Inc. | 14 |
2 |
| Evonik Operations GmbH | 4404 |
2 |
| Schlumberger Technology Corporation | 11924 |
1 |
| Evonik Degussa GmbH | 1346 |
1 |
| Cementos Argos S.A. | 37 |
1 |
| Chryso | 51 |
1 |
| Construction Research & Technology GmbH | 599 |
1 |
| Kolon Global Corporation | 18 |
1 |
| Korea Institute of Civil Engineering and Building Technology | 142 |
1 |
| Nippon Shokubai Co., Ltd. | 1535 |
1 |
| Primekss Rabine North America LLC | 1 |
1 |
| Saudi Arabian Oil Company | 14349 |
1 |
| Technische Universiteit Eindhoven | 393 |
1 |
| Titan America LLC | 19 |
1 |
| Other owners | 10 |