- 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: 762
10-year publication summary
|
56
|
45
|
53
|
40
|
65
|
70
|
67
|
80
|
76
|
61
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denka Company Limited | 2780 |
41 |
| Halliburton Energy Services, Inc. | 21236 |
28 |
| Sika Technology AG | 3034 |
21 |
| Hilti Aktiengesellschaft | 3732 |
15 |
| Schlumberger Technology Corporation | 12036 |
14 |
| Denki Kagaku Kogyo Kabushiki Kaisha | 562 |
13 |
| CarbonCure Technologies Inc. | 88 |
10 |
| Taiheiyo Cement Corporation | 245 |
10 |
| Schlumberger Canada Limited | 7622 |
9 |
| Construction Research & Technology GmbH | 594 |
7 |
| S.A. Lhoist Recherche et Developpement | 208 |
7 |
| Saudi Arabian Oil Company | 14469 |
7 |
| Schlumberger Technology B.v. | 5289 |
6 |
| The Catholic University of America | 100 |
6 |
| Knauf Gips KG | 654 |
6 |
| Services Petroliers Schlumberger | 6032 |
6 |
| Solidia Technologies, Inc. | 78 |
6 |
| The University of Tokyo | 4416 |
6 |
| GCP Applied Technologies Inc. | 475 |
5 |
| JFE Steel Corporation | 7721 |
5 |
| Other owners | 534 |