- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment 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: 2168
10-year publication summary
|
126
|
163
|
175
|
170
|
163
|
184
|
178
|
178
|
174
|
147
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sika Technology AG | 3026 |
174 |
| Construction Research & Technology GmbH | 598 |
85 |
| Halliburton Energy Services, Inc. | 21299 |
66 |
| BASF SE | 21318 |
59 |
| GCP Applied Technologies Inc. | 474 |
49 |
| Wacker Chemie AG | 2118 |
43 |
| Saudi Arabian Oil Company | 14390 |
38 |
| Dow Global Technologies LLC | 11051 |
37 |
| United States Gypsum Company | 949 |
31 |
| CarbonCure Technologies Inc. | 88 |
22 |
| Knauf Gips KG | 648 |
20 |
| Hilti Aktiengesellschaft | 3723 |
17 |
| Holcim Technology Ltd. | 487 |
15 |
| CR Minerals Company, LLC | 24 |
14 |
| Yara International ASA | 909 |
14 |
| Amrize Technology Switzerland LLC | 723 |
14 |
| Chryso | 51 |
13 |
| HeidelbergCement AG | 77 |
12 |
| Rohm and Haas Company | 2941 |
11 |
| Aramco Services Company | 4191 |
11 |
| Other owners | 1423 |