- 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 103/22 - Set retarders
Patent holdings for IPC class C04B 103/22
Total number of patents in this class: 101
10-year publication summary
0
|
1
|
25
|
16
|
15
|
10
|
11
|
8
|
6
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Halliburton Energy Services, Inc. | 20165 |
30 |
United States Gypsum Company | 1019 |
6 |
BASF SE | 19740 |
4 |
Geopolymer Solutions, LLC | 16 |
4 |
Lafarge | 137 |
4 |
Hilti Aktiengesellschaft | 3227 |
2 |
The Board of Trustees of the University of Alabama | 327 |
2 |
Construction Research & Technology GmbH | 640 |
2 |
HeidelbergCement AG | 82 |
2 |
Kerneos | 36 |
2 |
Louisiana Tech Research Corporation | 51 |
2 |
Saudi Arabian Oil Company | 11322 |
2 |
Sika Technology AG | 2650 |
2 |
Macrocement Industries Ltd. | 11 |
2 |
Schlumberger Technology Corporation | 9690 |
1 |
Aramco Services Company | 3504 |
1 |
Catalyst Partners, Inc. | 4 |
1 |
The Catholic University of America | 96 |
1 |
Chemical Grouting Co., Ltd. | 5 |
1 |
China University of Petroleum (East China) | 319 |
1 |
Other owners | 29 |