- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 24/32 - Polyethers, e.g. alkylphenol polyglycolether
Patent holdings for IPC class C04B 24/32
Total number of patents in this class: 270
10-year publication summary
|
17
|
27
|
22
|
25
|
27
|
21
|
23
|
11
|
11
|
16
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kao Corporation | 4962 |
20 |
| Construction Research & Technology GmbH | 641 |
18 |
| Takemoto Yushi Kabushiki Kaisha | 171 |
13 |
| BASF SE | 20915 |
10 |
| Nippon Shokubai Co., Ltd. | 1507 |
10 |
| Saudi Arabian Oil Company | 13185 |
10 |
| Sika Technology AG | 2870 |
10 |
| GCP Applied Technologies Inc. | 468 |
9 |
| Chryso | 126 |
7 |
| Toho Chemical Industry Co., Ltd. | 31 |
7 |
| Halliburton Energy Services, Inc. | 20901 |
6 |
| Denka Company Limited | 2580 |
6 |
| Holcim Technology Ltd. | 991 |
6 |
| United States Gypsum Company | 898 |
6 |
| Gold Bond Building Products, LLC | 195 |
5 |
| Wacker Chemie AG | 2106 |
4 |
| Shin-Etsu Chemical Co., Ltd. | 5662 |
3 |
| Denki Kagaku Kogyo Kabushiki Kaisha | 627 |
3 |
| Sobute New Materials Co., Ltd. | 37 |
3 |
| U.S. Concrete, Inc. | 14 |
3 |
| Other owners | 111 |