- All sections
- B - Performing operationstransporting
- B28C - Preparing clayproducing mixtures containing clay or cementitious material, e.g. plaster
- B28C 5/40 - Mixing specially adapted for preparing mixtures containing fibres
Patent holdings for IPC class B28C 5/40
Total number of patents in this class: 64
10-year publication summary
|
3
|
2
|
14
|
9
|
3
|
5
|
6
|
6
|
4
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| United States Gypsum Company | 913 |
12 |
| Sika Technology AG | 2855 |
4 |
| Atlantis Holdings Ltd. | 4 |
3 |
| The Boeing Company | 20031 |
2 |
| FPInnovations | 244 |
2 |
| Knauf Gips KG | 590 |
2 |
| Performance BioFilaments Inc. | 14 |
2 |
| Washington State University | 483 |
2 |
| S3 Concrete Technologies, Inc. | 46 |
2 |
| Forta, LLC | 57 |
2 |
| Schlumberger Canada Limited | 7266 |
1 |
| Schlumberger Technology B.v. | 5160 |
1 |
| Schlumberger Holdings Limited | 2839 |
1 |
| Sumitomo Electric Industries, Ltd. | 15391 |
1 |
| Bentley Motors Limited | 289 |
1 |
| Cenovus Energy Inc. | 422 |
1 |
| Holcim Technology Ltd. | 985 |
1 |
| Johns Manville | 955 |
1 |
| Kangwon National University University-industry Cooperation Foundation | 41 |
1 |
| NV Bekaert SA | 749 |
1 |
| Other owners | 21 |