- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 103/50 - DefoamersAir detrainers
Patent holdings for IPC class C04B 103/50
Total number of patents in this class: 108
10-year publication summary
|
1
|
11
|
15
|
13
|
9
|
11
|
10
|
8
|
11
|
11
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sika Technology AG | 2870 |
9 |
| Microban Products Company | 307 |
7 |
| King Fahd University of Petroleum and Minerals | 1208 |
5 |
| GCP Applied Technologies Inc. | 468 |
4 |
| Holcim Technology Ltd. | 989 |
4 |
| Saudi Arabian Oil Company | 13206 |
4 |
| Kao Corporation | 4964 |
3 |
| China National Petroleum Corporation | 450 |
3 |
| Construction Research & Technology GmbH | 639 |
3 |
| United States Gypsum Company | 900 |
3 |
| CNPC Engineering Technology R&D Company Limited | 96 |
3 |
| Halliburton Energy Services, Inc. | 20908 |
2 |
| Shin-Etsu Chemical Co., Ltd. | 5663 |
2 |
| Dow Global Technologies LLC | 10349 |
2 |
| Guangdong University of Technology | 582 |
2 |
| Knauf Gips KG | 602 |
2 |
| Korea Institute of Civil Engineering and Building Technology | 134 |
2 |
| LafargeHolcim Ltd | 21 |
2 |
| LATICRETE International, Inc. | 146 |
2 |
| Nippon Shokubai Co., Ltd. | 1507 |
2 |
| Other owners | 42 |