- 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: 570
10-year publication summary
|
45
|
44
|
45
|
48
|
37
|
36
|
45
|
52
|
54
|
28
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Halliburton Energy Services, Inc. | 21338 |
37 |
| United States Gypsum Company | 927 |
33 |
| Dow Global Technologies LLC | 10944 |
32 |
| Shin-Etsu Chemical Co., Ltd. | 6096 |
12 |
| Saint-Gobain Placo SAS | 162 |
11 |
| Gold Bond Building Products, LLC | 195 |
11 |
| Construction Research & Technology GmbH | 602 |
10 |
| Sika Technology AG | 3004 |
10 |
| Schlumberger Technology Corporation | 11818 |
9 |
| Yoshino Gypsum Co., Ltd. | 264 |
9 |
| Knauf Gips KG | 642 |
8 |
| Rohm and Haas Company | 2951 |
7 |
| Cellucomp Limited | 38 |
7 |
| Lotte Fine Chemical Co., Ltd. | 109 |
7 |
| CertainTeed Gypsum, Inc. | 220 |
6 |
| LATICRETE International, Inc. | 157 |
6 |
| Saint-Gobain Placo | 274 |
6 |
| Saudi Arabian Oil Company | 14235 |
6 |
| Wacker Chemie AG | 2112 |
6 |
| BASF SE | 21303 |
5 |
| Other owners | 332 |