- 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: 707
10-year publication summary
|
23
|
53
|
41
|
53
|
36
|
57
|
67
|
60
|
74
|
63
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denka Company Limited | 2649 |
39 |
| Halliburton Energy Services, Inc. | 21015 |
24 |
| Sika Technology AG | 2901 |
17 |
| Denki Kagaku Kogyo Kabushiki Kaisha | 619 |
14 |
| Hilti Aktiengesellschaft | 3528 |
13 |
| Schlumberger Technology Corporation | 11013 |
12 |
| CarbonCure Technologies Inc. | 88 |
11 |
| Taiheiyo Cement Corporation | 243 |
10 |
| Schlumberger Canada Limited | 7416 |
9 |
| Construction Research & Technology GmbH | 637 |
8 |
| S.A. Lhoist Recherche et Developpement | 180 |
7 |
| Saudi Arabian Oil Company | 13600 |
7 |
| Schlumberger Technology B.v. | 5215 |
6 |
| The Catholic University of America | 99 |
6 |
| Services Petroliers Schlumberger | 5872 |
6 |
| Solidia Technologies, Inc. | 89 |
6 |
| The University of Tokyo | 4242 |
6 |
| GCP Applied Technologies Inc. | 470 |
5 |
| Holcim Technology Ltd. | 583 |
5 |
| Knauf Gips KG | 615 |
5 |
| Other owners | 491 |