- All sections
- C - Chemistry; metallurgy
- C04B - Lime; magnesia; slag; cements; compositions thereof, e.g. mortars, concrete or like building materials; artificial stone; ceramics; refractories; treatment of natural stone
- C04B 22/06 - Oxides; Hydroxides
Patent holdings for IPC class C04B 22/06
Total number of patents in this class: 603
10-year publication summary
34
|
27
|
56
|
45
|
53
|
40
|
64
|
68
|
63
|
27
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Denka Company Limited | 2189 |
29 |
Halliburton Energy Services, Inc. | 20165 |
27 |
Denki Kagaku Kogyo Kabushiki Kaisha | 680 |
17 |
Sika Technology AG | 2650 |
16 |
CarbonCure Technologies Inc. | 80 |
10 |
Taiheiyo Cement Corporation | 237 |
10 |
Schlumberger Technology Corporation | 9690 |
8 |
Construction Research & Technology GmbH | 640 |
8 |
Holcim Technology Ltd. | 868 |
7 |
S.A. Lhoist Recherche et Developpement | 163 |
7 |
Schlumberger Canada Limited | 6913 |
6 |
Schlumberger Technology B.v. | 4951 |
6 |
Hilti Aktiengesellschaft | 3227 |
6 |
The Catholic University of America | 96 |
6 |
Saudi Arabian Oil Company | 11322 |
6 |
Services Petroliers Schlumberger | 5426 |
6 |
The University of Tokyo | 3903 |
6 |
GCP Applied Technologies Inc. | 451 |
5 |
Solidia Technologies, Inc. | 113 |
5 |
Nissan Chemical Corporation | 1725 |
5 |
Other owners | 407 |