- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F02K - Jet-propulsion plants
- F02K 3/072 - Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low-pressure outputs, for augmenting jet thrust, e.g. of double-flow type with counter-rotating rotors
Patent holdings for IPC class F02K 3/072
Total number of patents in this class: 227
10-year publication summary
|
18
|
16
|
23
|
23
|
10
|
23
|
7
|
8
|
6
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Safran Aircraft Engines | 5739 |
75 |
| Rtx Corporation | 8674 |
36 |
| General Electric Company | 18133 |
35 |
| United Technologies Corporation | 2328 |
15 |
| Snecma | 1065 |
15 |
| Rolls-Royce PLC | 2944 |
10 |
| SNECMA S.A. | 1160 |
9 |
| Raytheon Technologies Corporation | 332 |
8 |
| The Boeing Company | 19843 |
4 |
| Airbus Operations GmbH | 3188 |
2 |
| Airbus Operations S.A.S. | 2407 |
2 |
| Aircelle | 488 |
2 |
| GE Aviation Systems Limited | 257 |
2 |
| Rolls-Royce Corporation | 1686 |
2 |
| Rolls-Royce North American Technologies, Inc. | 1079 |
2 |
| Central Institute of Aviation Motors (CIAM) | 5 |
2 |
| Blue Bear Systems Research Limited | 9 |
1 |
| GE Avio S.r.l. | 223 |
1 |
| Sikorsky Aircraft Corporation | 1150 |
1 |
| Safran Aero Boosters | 68 |
1 |
| Other owners | 2 |