- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 24/12 - Nitrogen containing compounds
Patent holdings for IPC class C04B 24/12
Total number of patents in this class: 526
10-year publication summary
|
33
|
42
|
52
|
36
|
32
|
44
|
38
|
49
|
39
|
28
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sika Technology AG | 3019 |
36 |
| GCP Applied Technologies Inc. | 472 |
32 |
| Kao Corporation | 5096 |
30 |
| Saudi Arabian Oil Company | 14349 |
23 |
| Yoshino Gypsum Co., Ltd. | 268 |
18 |
| Nippon Shokubai Co., Ltd. | 1535 |
15 |
| Construction Research & Technology GmbH | 599 |
13 |
| Halliburton Energy Services, Inc. | 21284 |
12 |
| Starcin Holding France | 92 |
11 |
| Takemoto Yushi Kabushiki Kaisha | 169 |
10 |
| BioMason, Inc. | 63 |
9 |
| BASF SE | 21328 |
8 |
| Hilti Aktiengesellschaft | 3710 |
7 |
| Gold Bond Building Products, LLC | 193 |
5 |
| Evonik Degussa GmbH | 1346 |
4 |
| Chryso | 51 |
4 |
| Denka Company Limited | 2757 |
4 |
| Lotte Fine Chemical Co., Ltd. | 109 |
4 |
| SNF S.A.S. | 17 |
4 |
| Stepan Company | 565 |
4 |
| Other owners | 273 |