- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 22/06 - OxidesHydroxides
Patent holdings for IPC class C04B 22/06
Total number of patents in this class: 698
10-year publication summary
|
23
|
53
|
41
|
53
|
36
|
57
|
67
|
60
|
74
|
49
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denka Company Limited | 2602 |
37 |
| Halliburton Energy Services, Inc. | 20937 |
24 |
| Sika Technology AG | 2873 |
17 |
| Denki Kagaku Kogyo Kabushiki Kaisha | 625 |
14 |
| Hilti Aktiengesellschaft | 3503 |
12 |
| Schlumberger Technology Corporation | 10848 |
11 |
| CarbonCure Technologies Inc. | 87 |
10 |
| Taiheiyo Cement Corporation | 238 |
10 |
| Schlumberger Canada Limited | 7357 |
9 |
| Construction Research & Technology GmbH | 641 |
8 |
| Holcim Technology Ltd. | 779 |
7 |
| S.A. Lhoist Recherche et Developpement | 174 |
7 |
| Saudi Arabian Oil Company | 13316 |
7 |
| Schlumberger Technology B.v. | 5184 |
6 |
| The Catholic University of America | 99 |
6 |
| Services Petroliers Schlumberger | 5823 |
6 |
| Solidia Technologies, Inc. | 89 |
6 |
| The University of Tokyo | 4202 |
6 |
| GCP Applied Technologies Inc. | 468 |
5 |
| Knauf Gips KG | 604 |
5 |
| Other owners | 485 |