- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 35/65 - Reaction sintering of free metal- or free silicon-containing compositions
Patent holdings for IPC class C04B 35/65
Total number of patents in this class: 193
10-year publication summary
|
30
|
13
|
16
|
11
|
17
|
13
|
13
|
13
|
13
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Quantumscape Battery, Inc. | 215 |
27 |
| Rtx Corporation | 9946 |
12 |
| Rolls-Royce High Temperature Composites, Inc. | 136 |
7 |
| Rolls-Royce Corporation | 1681 |
5 |
| Fib-services Intellectual S.A. | 7 |
4 |
| Lumiant Corporation | 6 |
4 |
| II-VI Advanced Materials, LLC | 50 |
4 |
| The United States of America as represented by the Secretary of the Navy | 2849 |
3 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 5202 |
3 |
| The Government of the United States of America, as represented by the Secretary of the Navy | 1425 |
3 |
| Saint-Gobain Centre de Recherches et d'Etudes Europeen | 492 |
3 |
| SLT Technologies, Inc. | 128 |
3 |
| Elementum 3D, Inc. | 13 |
3 |
| Parker Lodge Holdings LLC | 3 |
3 |
| General Electric Company | 13822 |
2 |
| Honeywell International Inc. | 12758 |
2 |
| Centre National de La Recherche Scientifique | 10914 |
2 |
| The Johns Hopkins University | 5844 |
2 |
| Alcoa USA Corp. | 203 |
2 |
| Board of Trustees of Michigan State University | 1209 |
2 |
| Other owners | 97 |