- All sections
- B - Performing operations; transporting
- B28C - Preparing clay; producing 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: 293
10-year publication summary
26
|
21
|
32
|
25
|
19
|
44
|
32
|
34
|
22
|
10
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
CarbonCure Technologies Inc. | 80 |
15 |
United States Gypsum Company | 1019 |
14 |
Halliburton Energy Services, Inc. | 20165 |
13 |
Verifi LLC | 63 |
13 |
Denka Company Limited | 2189 |
8 |
GCP Applied Technologies Inc. | 451 |
8 |
Command Alkon Incorporated | 84 |
7 |
Schlumberger Technology Corporation | 9690 |
5 |
Corning Incorporated | 9932 |
5 |
Bautex Systems, LLC | 8 |
5 |
Kao Corporation | 4843 |
4 |
Construction Research & Technology GmbH | 640 |
4 |
Hunan Sany Intelligent Control Equipment Co., Ltd. | 341 |
4 |
Pump Truck Industrial LLC | 4 |
4 |
Saint-Gobain Placo | 176 |
4 |
Sany Heavy Industry Co., Ltd. | 243 |
4 |
Sika Technology AG | 2650 |
4 |
SIMEM S.p.A. | 16 |
4 |
Universite Laval | 703 |
4 |
X Development LLC | 1453 |
4 |
Other owners | 160 |