- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 9/20 - Manufacture, e.g. preparing the batches
Patent holdings for IPC class C04B 9/20
Total number of patents in this class: 46
10-year publication summary
|
4
|
1
|
1
|
8
|
1
|
0
|
3
|
13
|
4
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitek Holdings, Inc. | 251 |
7 |
| Bauhaus-Universitat Weimar | 19 |
4 |
| Jet Products, LLC | 4 |
4 |
| ZS2 Technologies Ltd. | 8 |
4 |
| The Regents of the University of California | 19887 |
3 |
| Arizona Board of Regents on behalf of Arizona State University | 2612 |
3 |
| Wayne State University | 685 |
3 |
| Coolbrook Oy | 67 |
2 |
| Arelac, Inc. | 102 |
2 |
| Aspiring Materials Limited | 6 |
2 |
| OLIMENT® GmbH | 10 |
2 |
| Calix Ltd | 93 |
1 |
| Fuzhou University | 313 |
1 |
| Nanyang Technological University | 1999 |
1 |
| NTH Consultants, Ltd. | 2 |
1 |
| Wuhan University of Technology | 191 |
1 |
| Calix Pty Ltd. | 2 |
1 |
| OCS 1 GmbH | 1 |
1 |
| OCS 2 UG (haftungsbeschränkt) | 1 |
1 |
| Oliment GmbH | 2 |
1 |
| Other owners | 1 |