- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 35/571 - Fine ceramics obtained from polymer precursors
Patent holdings for IPC class C04B 35/571
Total number of patents in this class: 311
10-year publication summary
|
15
|
24
|
43
|
30
|
31
|
21
|
13
|
10
|
19
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 9737 |
33 |
| Pallidus, Inc. | 36 |
23 |
| HRL Laboratories, LLC | 1616 |
19 |
| Safran Ceramics | 419 |
19 |
| General Electric Company | 13767 |
15 |
| Centre National de La Recherche Scientifique | 10801 |
9 |
| Melior Innovations, Inc. | 35 |
9 |
| Dynamic Material Systems LLC | 41 |
8 |
| University of Tasmania | 75 |
8 |
| Northrop Grumman Systems Corporation | 2928 |
6 |
| Advanced Ceramic Fibers, LLC | 12 |
5 |
| Rolls-Royce Corporation | 1695 |
5 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10977 |
4 |
| BJs Ceramics GmbH | 21 |
4 |
| City University of Hong Kong | 899 |
4 |
| COI Ceramics, Inc. | 14 |
4 |
| Herakles | 157 |
4 |
| Rolls-Royce High Temperature Composites, Inc. | 134 |
4 |
| Safran Aircraft Engines | 6461 |
4 |
| Universite de Bordeaux | 902 |
4 |
| Other owners | 120 |