- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02K - Jet-propulsion plants
- F02K 9/42 - Rocket-engine plants, i.e. plants carrying both fuel and oxidant thereforControl thereof using liquid or gaseous propellants
Patent holdings for IPC class F02K 9/42
Total number of patents in this class: 199
10-year publication summary
|
14
|
17
|
11
|
12
|
14
|
23
|
33
|
36
|
13
|
12
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Blue Origin Manufacturing, LLC | 349 |
16 |
| Venus Aerospace Corp. | 39 |
13 |
| United Launch Alliance, L.L.C. | 84 |
10 |
| Ecaps AB | 24 |
9 |
| Arianegroup SAS | 540 |
7 |
| The Boeing Company | 20176 |
5 |
| ArianeGroup GmbH | 66 |
5 |
| Firefly Aerospace, Inc. | 17 |
4 |
| Sierra Space Corporation | 112 |
4 |
| Aerojet Rocketdyne, Inc. | 175 |
3 |
| Monument Chemical Houston, LLC | 16 |
3 |
| Trans Astronautica Corporation | 49 |
3 |
| Firehawk Aerospace, Inc. | 25 |
3 |
| Miprons SRL | 9 |
3 |
| Lockheed Martin Corporation | 3258 |
2 |
| Northrop Grumman Systems Corporation | 2912 |
2 |
| Bank of America, N.A., AS The Successor Agent | 53 |
2 |
| BWXT Nuclear Energy, Inc. | 44 |
2 |
| The Curators of the University of Missouri | 1091 |
2 |
| Firestar Engineering, LLC | 21 |
2 |
| Other owners | 99 |