ClassID:

140405

F02K7/18 - CPC Classification

Classification description:

Plants in which the working fluid is used in a jet only, i.e. the plants not having a turbine or other engine driving a compressor or a ducted fan; Control thereof characterised by having ram-action compression, i.e. aero-thermo-dynamic-ducts or ram-jet engines Composite ram-jet/rocket engines

Recent Application in this class:
#1
20250270970
2025-08-28

THERMAL MANAGEMENT FOR RAMJET-RDRE CONFIGURATION OF RBCC

#2
20240301844
2024-09-12

RAMJET PROPULSION METHOD

#3
20240229745
2024-07-11

Duplex Turbine Guide Vane Assembly

#4
20240199237
2024-06-20

LAUNCH SYSTEM AND METHOD

#5
20240133352
2024-04-25

Duplex Turbine Guide Vane Assembly

#6
20230193856
2023-06-22

Multi-mode propulsion system

#7
20230175459
2023-06-08

PLURALITY OF AIRBREATHING AND NON-AIRBREATHING ENGINES

#8
20230003135
2023-01-05

Multi-mode combined cycle propulsion engine

#9
20220341374
2022-10-27

Motor and fuel-powered hybrid system for a rocket thruster

#10
20220145831
2022-05-12

Liquid-cooled air-breathing rocket engine

#11
20220128341
2022-04-28

Integrated propulsion and warhead system for an artillery round

#12
20220090560
2022-03-24

HELICON YIELD PLASMA ELECTROMAGNETIC RAM-SCRAMJET DRIVE ROCKET ION VECTOR ENGINE

#13
20210310442
2021-10-07

Airbreathing engine module with reverse flow arrangement

#14
20210231082
2021-07-29

Air-Breathing rocket engine

#15
20210102790
2021-04-08

BOOST THRUST ROCKET MOTOR

#16
20210047985
2021-02-18

Selectable mode ramjet/rocket jet engine

#17
20200362795
2020-11-19

Scramjet engine and flying object

#18
20200354070
2020-11-12

POWER MODULES FOR HYPERSONIC VEHICLES

#19
20200338639
2020-10-29

Advanced Automated Fabrication System And Methods For Thermal And Mechanical Components Utilizing Quadratic Or Squared Hybrid Direct Laser Sintering, Direct Metal Laser Sintering, CNC, Thermal Spraying, Direct Metal Deposition And Frictional Stir Welding. Cross-reference To Related Applications

#20
20200025150
2020-01-23

Ramjet propulsion method

#21
20190301400
2019-10-03

ROCKETS EMBEDDED SCRAMJET NOZZLE (RESN)

#22
20190063372
2019-02-28

TRREN exhaust nozzle-M-spike turbo ram rocket

#23
20180298847
2018-10-18

Fragmenting nozzle system

#24
20180119644
2018-05-03

Engine for hypersonic aircrafts with supersonic combustor

#25
20170067637
2017-03-09

Jet engine, flying object and method of operating jet engine

#26
20170009992
2017-01-12

Jet engine, flying object, and method of operating a jet engine

#27
20170009665
2017-01-12

Jet engine, flying object, and method of operating a jet engine

#28
20160363318
2016-12-15

Jet engine, flying object, and method of operating jet engine

#29
20160326986
2016-11-10

SELECTABLE MODE RAMJET/ROCKET JET ENGINE

#30
20150101342
2015-04-16

Engine

#31
20150101333
2015-04-16

Rotational machine, such as a turbomachine, and engines and flying machines incorporating same

#32
20150007550
2015-01-08

Combined cycle integrated combustor and nozzle system

#33
20140325958
2014-11-06

Propulsion assembly and method

#34
20140047816
2014-02-20

Engine for use in an aerial vehicle

#35
20110309203
2011-12-22

Methods and apparatus for missile air inlet

#36
20110173985
2011-07-21

Thruster comprising a plurality of rocket motors

#37
20110107738
2011-05-12

Combined cycle integrated combustor and nozzle system

#38
20100005807
2010-01-14

Liquid propellant rocket engine with a propulsion chamber shutter

#39
20090235636
2009-09-24

Reinforced, regeneratively cooled uni-body rocket engine

#40
20090205311
2009-08-20

Combined cycle missile engine system

#41
20090120057
2009-05-14

Deployable rocket engine in a combination jet and rocket engine

#42
20090113873
2009-05-07

Continously air breathing assisted jet engine linear aerospkie rocket

#43
20090071120
2009-03-19

Combined cycle integrated combustor and nozzle system

#44
20080283677
2008-11-20

Single-stage hypersonic vehicle featuring advanced swirl combustion

#45
20080128547
2008-06-05

Two-stage hypersonic vehicle featuring advanced swirl combustion

#46
20080041265
2008-02-21

Methods and apparatus for missile air inlet

#47
20070119149
2007-05-31

Hyperjet

#48
20060112674
2006-06-01

Semi-axisymmetric scramjet flowpath with conformal nozzle

#49
20050138914
2005-06-30

Turbo rocket with real carnot cycle

#50
20050081508
2005-04-21

Combined cycle engines incorporating swirl augmented combustion for reduced volume and weight and improved performance

#51
20050016159
2005-01-27

Apparatus comprising a rotary-acting pilot valve

#52
20050016157
2005-01-27

Combine engine for single-stage spacecraft

#53
18904832
2026-02-24

Inlet bleed diversion through rotating detonation rocket engine

#54
18786333
2025-09-23

Multi-mode rocket-based combined cycle

#55
18635986
2025-02-11

Passive bypass for mitigation of inlet buzz in supersonic or hypersonic air-breathing engines

#56
17339208
2023-01-10

Air breathing solid fuel rotating detonation engine

#57
17094716
2022-01-11

Liquid-cooled air-breathing rocket engine

#58
16857609
2023-12-19

Liquid rocket engine booster engine with combustion gas fuel source

#59
13355949
2017-08-08

Selectable ramjet propulsion system