- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 24/38 - Polysaccharides or derivatives thereof
Patent holdings for IPC class C04B 24/38
Total number of patents in this class: 527
10-year publication summary
|
31
|
40
|
42
|
44
|
46
|
35
|
34
|
42
|
48
|
37
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Halliburton Energy Services, Inc. | 20911 |
36 |
| United States Gypsum Company | 913 |
32 |
| Dow Global Technologies LLC | 10360 |
31 |
| Shin-Etsu Chemical Co., Ltd. | 5669 |
11 |
| Gold Bond Building Products, LLC | 192 |
11 |
| Construction Research & Technology GmbH | 641 |
10 |
| Saint-Gobain Placo SAS | 152 |
10 |
| Sika Technology AG | 2867 |
8 |
| Yoshino Gypsum Co., Ltd. | 251 |
8 |
| Rohm and Haas Company | 2880 |
7 |
| Cellucomp Limited | 37 |
7 |
| Lotte Fine Chemical Co., Ltd. | 102 |
7 |
| Schlumberger Technology Corporation | 10780 |
6 |
| Holcim Technology Ltd. | 998 |
6 |
| Knauf Gips KG | 600 |
6 |
| Saudi Arabian Oil Company | 13224 |
6 |
| Wacker Chemie AG | 2111 |
6 |
| BASF SE | 20940 |
5 |
| Fiberlean Technologies Limited | 114 |
5 |
| Lamberti SpA | 255 |
5 |
| Other owners | 304 |