- All sections
- C - Chemistry; metallurgy
- C04B - Lime; magnesia; slag; cements; compositions thereof, e.g. mortars, concrete or like building materials; artificial stone; ceramics; refractories; treatment 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: 283
10-year publication summary
19
|
25
|
15
|
26
|
45
|
31
|
28
|
22
|
15
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Rtx Corporation | 8674 |
32 |
Pallidus, Inc. | 33 |
19 |
HRL Laboratories, LLC | 1588 |
18 |
Safran Ceramics | 366 |
17 |
General Electric Company | 18133 |
15 |
Melior Innovations, Inc. | 37 |
10 |
Centre National de La Recherche Scientifique | 9632 |
8 |
Dynamic Material Systems LLC | 36 |
8 |
Advanced Ceramic Fibers, LLC | 13 |
5 |
Herakles | 169 |
5 |
Rolls-Royce Corporation | 1686 |
5 |
Northrop Grumman Systems Corporation | 2940 |
4 |
Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
4 |
BJs Ceramics GmbH | 21 |
4 |
Rolls-Royce High Temperature Composites, Inc. | 129 |
4 |
Safran Aircraft Engines | 5739 |
4 |
Universite de Bordeaux | 778 |
4 |
City University of Hong Kong | 684 |
3 |
COI Ceramics, Inc. | 13 |
3 |
Ecole Nationale Superieure de Chimie de Montpellier | 167 |
3 |
Other owners | 108 |