- 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 40/00 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
Patent holdings for IPC class C04B 40/00
Total number of patents in this class: 1794
10-year publication summary
|
104
|
112
|
126
|
163
|
174
|
170
|
162
|
180
|
172
|
58
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sika Technology AG | 2650 |
137 |
| Construction Research & Technology GmbH | 640 |
88 |
| Halliburton Energy Services, Inc. | 20165 |
60 |
| BASF SE | 19740 |
60 |
| GCP Applied Technologies Inc. | 451 |
45 |
| Wacker Chemie AG | 2091 |
41 |
| Dow Global Technologies LLC | 10147 |
32 |
| United States Gypsum Company | 1019 |
29 |
| Holcim Technology Ltd. | 868 |
25 |
| Saudi Arabian Oil Company | 11322 |
24 |
| Chryso | 112 |
21 |
| CarbonCure Technologies Inc. | 80 |
17 |
| Evonik Degussa GmbH | 1574 |
15 |
| Knauf Gips KG | 534 |
14 |
| Yara International ASA | 753 |
14 |
| CR Minerals Company, LLC | 22 |
13 |
| HeidelbergCement AG | 82 |
12 |
| Hconnect 2 GmbH | 62 |
12 |
| Hilti Aktiengesellschaft | 3227 |
11 |
| Etex Services NV | 50 |
11 |
| Other owners | 1113 |