- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 24/04 - Carboxylic acidsSalts, anhydrides or esters thereof
Patent holdings for IPC class C04B 24/04
Total number of patents in this class: 305
10-year publication summary
|
19
|
32
|
29
|
42
|
26
|
23
|
26
|
23
|
24
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sika Technology AG | 2846 |
15 |
| Construction Research & Technology GmbH | 645 |
12 |
| Halliburton Energy Services, Inc. | 20769 |
10 |
| BASF SE | 20803 |
10 |
| Denka Company Limited | 2536 |
10 |
| Saudi Arabian Oil Company | 12891 |
10 |
| United States Gypsum Company | 910 |
9 |
| Kao Corporation | 4954 |
7 |
| Chryso | 128 |
5 |
| Hycrete, Inc. | 12 |
5 |
| Yoshino Gypsum Co., Ltd. | 250 |
5 |
| The Quikrete Companies, LLC | 10 |
5 |
| Holcim Technology Ltd. | 975 |
4 |
| The Regents of the University of California | 19839 |
3 |
| Hilti Aktiengesellschaft | 3459 |
3 |
| Arizona Board of Regents, a Body Corporate of The State of Arizona Acting for and on Behalf of Arizona State University | 290 |
3 |
| GCP Applied Technologies Inc. | 462 |
3 |
| Knauf Gips KG | 584 |
3 |
| Nippon Paper Industries Co., Ltd. | 826 |
3 |
| Nippon Shokubai Co., Ltd. | 1505 |
3 |
| Other owners | 177 |