- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 7/36 - Manufacture of hydraulic cements in general
Patent holdings for IPC class C04B 7/36
Total number of patents in this class: 462
10-year publication summary
|
19
|
26
|
21
|
12
|
23
|
27
|
49
|
54
|
48
|
37
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ThyssenKrupp AG | 3329 |
30 |
| thyssenkrupp Polysius GmbH | 169 |
19 |
| KHD Humboldt Wedag GmbH | 193 |
17 |
| ThyssenKrupp Industrial Solutions AG | 630 |
16 |
| ExxonMobil Research And Engineering Company | 2392 |
13 |
| FLSmidth A/S | 785 |
12 |
| Taiheiyo Cement Corporation | 245 |
11 |
| Arelac, Inc. | 118 |
10 |
| Sudbayerisches Portland-zementwerk Gebr. Wiesbock & Co. GmbH | 16 |
9 |
| Amrize Technology Switzerland LLC | 721 |
9 |
| Holcim Technology Ltd. | 487 |
8 |
| Halliburton Energy Services, Inc. | 21292 |
5 |
| Coolbrook Oy | 75 |
5 |
| ELEX CemCat AG | 6 |
5 |
| Fives FCB | 66 |
5 |
| GCP Applied Technologies Inc. | 472 |
5 |
| Italcementi S.p.A. | 62 |
5 |
| Terra CO2 Technology Holdings, Inc. | 38 |
5 |
| E5, Inc. | 14 |
5 |
| The Regents of the University of California | 20902 |
4 |
| Other owners | 264 |