- All sections
- B - Performing operationstransporting
- B28C - Preparing clayproducing mixtures containing clay or cementitious material, e.g. plaster
- B28C 7/04 - Supplying or proportioning the ingredients
Patent holdings for IPC class B28C 7/04
Total number of patents in this class: 331
10-year publication summary
|
32
|
25
|
19
|
44
|
32
|
34
|
24
|
31
|
24
|
18
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| CarbonCure Technologies Inc. | 88 |
16 |
| United States Gypsum Company | 949 |
13 |
| Verifi LLC | 65 |
12 |
| Denka Company Limited | 2778 |
10 |
| GCP Applied Technologies Inc. | 474 |
9 |
| Schlumberger Technology Corporation | 11981 |
8 |
| Halliburton Energy Services, Inc. | 21296 |
8 |
| Command Alkon Incorporated | 58 |
6 |
| Corning Incorporated | 10558 |
5 |
| Kao Corporation | 5112 |
5 |
| Bautex Systems, LLC | 7 |
5 |
| Construction Research & Technology GmbH | 598 |
5 |
| Saint-Gobain Placo | 279 |
5 |
| Sika Technology AG | 3031 |
5 |
| Hunan Sany Intelligent Control Equipment Co., Ltd. | 345 |
4 |
| Pump Truck Industrial LLC | 4 |
4 |
| Saint-Gobain Placo SAS | 168 |
4 |
| Sany Heavy Industry Co., Ltd. | 238 |
4 |
| SIMEM S.p.A. | 14 |
4 |
| Taiheiyo Cement Corporation | 247 |
4 |
| Other owners | 195 |