- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 111/34 - Non-shrinking materials
Patent holdings for IPC class C04B 111/34
Total number of patents in this class: 195
10-year publication summary
|
13
|
16
|
18
|
13
|
8
|
16
|
5
|
16
|
12
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sika Technology AG | 3026 |
13 |
| United States Gypsum Company | 949 |
12 |
| NGK Insulators, Ltd. | 5170 |
8 |
| Saint-Gobain Placo | 278 |
8 |
| Corning Incorporated | 10550 |
6 |
| Knauf Gips KG | 648 |
6 |
| The Boeing Company | 20212 |
5 |
| Saudi Arabian Oil Company | 14390 |
5 |
| Washington State University | 498 |
5 |
| Halliburton Energy Services, Inc. | 21299 |
4 |
| Dow Global Technologies LLC | 11051 |
3 |
| Construction Research & Technology GmbH | 598 |
3 |
| Schlumberger Technology Corporation | 11961 |
2 |
| BASF SE | 21318 |
2 |
| Northwestern University | 3577 |
2 |
| Aramco Services Company | 4191 |
2 |
| Denka Company Limited | 2767 |
2 |
| King Faisal University | 936 |
2 |
| Korea Institute of Civil Engineering and Building Technology | 142 |
2 |
| Marathon Petroleum Company LP | 420 |
2 |
| Other owners | 101 |