- 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: 68
10-year publication summary
|
2
|
14
|
9
|
3
|
5
|
6
|
6
|
5
|
6
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| United States Gypsum Company | 949 |
12 |
| Sika Technology AG | 3026 |
4 |
| The Boeing Company | 20212 |
3 |
| Knauf Gips KG | 648 |
3 |
| Washington State University | 498 |
3 |
| Atlantis Holdings Ltd. | 4 |
3 |
| FPInnovations | 224 |
2 |
| S3 Concrete Technologies, Inc. | 41 |
2 |
| TNSR Systems LLC | 3 |
2 |
| Forta, LLC | 54 |
2 |
| Zavhy Collective B.V. | 7 |
2 |
| Schlumberger Canada Limited | 7616 |
1 |
| Schlumberger Technology B.v. | 5289 |
1 |
| Schlumberger Holdings Limited | 2660 |
1 |
| Sumitomo Electric Industries, Ltd. | 16404 |
1 |
| Bentley Motors Limited | 312 |
1 |
| Cenovus Energy Inc. | 425 |
1 |
| Holcim Technology Ltd. | 487 |
1 |
| Johns Manville | 918 |
1 |
| Kangwon National University University-industry Cooperation Foundation | 40 |
1 |
| Other owners | 21 |