ClassID:

140460

F02K9/94 - CPC Classification

Classification description:

Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof Re-ignitable or restartable rocket- engine plants; Intermittently operated rocket-engine plants

Recent Application in this class:
#1
20250297586
2025-09-25

REUSABLE UPPER STAGE ROCKET WITH AEROSPIKE ENGINE

#2
20250020090
2025-01-16

REUSABLE UPPER STAGE ROCKET WITH AEROSPIKE ENGINE

#3
20230235716
2023-07-27

Thrust panel

#4
20230072320
2023-03-09

Propulsion system with initiators for selective activation of multiple rocket motors

#5
20220307449
2022-09-29

ROCKET MOTOR AUXILIARY POWER GENERATION UNIT SYSTEMS AND METHODS

#6
20220170432
2022-06-02

Multi-pulse solid rocket motor ignition method

#7
20220154670
2022-05-19

Ignition safety device for a multi-pulse or multi-stage rocket motor system

#8
20210404418
2021-12-30

Extinguishable divert system

#9
20210071621
2021-03-11

Integrated warhead ESAD/multi-pulse rocket motor EISD device

#10
20200025151
2020-01-23

Methods and systems for restartable, hybrid-rockets

#11
20200024003
2020-01-23

Satellite with integral thrusters

#12
20190309707
2019-10-10

SPARK PLUG AND ASSOCIATED PROPELLANT IGNITION SYSTEM

#13
20180223772
2018-08-09

Reusable high pressure and high temperature energetic ignition system

#14
20180222604
2018-08-09

SATELLITE PROPELLED BY LASER ABLATION

#15
20180135559
2018-05-17

Dual stage catalytic thruster

#16
20180128207
2018-05-10

Electrically operated propellant for solid rocket motor thrust management

#17
20180058377
2018-03-01

ACTUATOR STRUCTURE AND METHOD OF IGNITION OF ELECTRICALLY OPERATED PROPELLANT

#18
20180051657
2018-02-22

Microwave ignition of electrically operated propellants

#19
20180050825
2018-02-22

Device and system for controlling missiles and kill vehicles operated with gel-like fuels

#20
20180003130
2018-01-04

Electrode ignition and control of electrically operated propellants

#21
20170284340
2017-10-05

Spark plug and associated propellant ignition system

#22
20170253536
2017-09-07

Solid propellant with integral electrodes, and method

#23
20170191471
2017-07-06

Electrical/chemical thruster using the same monopropellant and method

#24
20170138309
2017-05-18

Microfluidic homogeneous catalyzation systems and methods, and apparatuses incorporating same

#25
20170114753
2017-04-27

Method of regulating the pressure within a first rocket engine propellant tank

#26
20160208743
2016-07-21

Thrust control valve and flying object

#27
20160177874
2016-06-23

Device for pressurizing propellant tanks of a rocket engine

#28
20150322892
2015-11-12

Restartable ignition devices, systems, and methods thereof

#29
20150285188
2015-10-08

Anaerobic hybrid propulsion device with fuel present in the form of divided solids

#30
20150152812
2015-06-04

Vapor jetting device and spacecraft

#31
20140290212
2014-10-02

Reactants sprayed into plasma flow for rocket propulsion

#32
20140203148
2014-07-24

Cryogenic thruster assembly using regenerative heating from main and settling thrusters

#33
20140174313
2014-06-26

Electrically operated propellants

#34
20130327015
2013-12-12

DUAL USE HYDRAZINE PROPULSION THRUSTER SYSTEM

#35
20130305687
2013-11-21

Thruster and spacecraft

#36
20130205750
2013-08-15

Igniter for a rocket engine, method for ignition of a rocket engine

#37
20130097995
2013-04-25

SYSTEM AND METHOD FOR CONTROLLING AN OBJECT TRAVELING THROUGH EXOATMOSPHERIC SPACE

#38
20130047578
2013-02-28

Unified chemical electric propulsion system

#39
20120279197
2012-11-08

NITROUS OXIDE FLAME BARRIER

#40
20120279196
2012-11-08

Microfluidic flame barrier

#41
20100275577
2010-11-04

Rocket engine injectorhead with flashback barrier

#42
20100170223
2010-07-08

Control and/or drive device for a flying body

#43
20100094522
2010-04-15

Method and a device for calculating a starting or stop sequence for an engine

#44
20100036579
2010-02-11

Low minimum impulse bit propellant gas thruster

#45
20100006677
2010-01-14

Device for injecting mono-propellant at a flow rate that can be modulated with an injection speed that is stable

#46
20100005807
2010-01-14

Liquid propellant rocket engine with a propulsion chamber shutter

#47
20100005779
2010-01-14

Device for injecting a mono-propellant with a large amount of flow rate modulation

#48
20080173020
2008-07-24

Spark-integrated propellant injector head with flashback barrier

#49
20080136304
2008-06-12

Ignition anode, in particular for reignitable rocket combustion chambers

#50
20080098711
2008-05-01

Constant volume rocket motor

#51
20080092521
2008-04-24

Electrically controlled extinguishable solid propellant motors

#52
20080087003
2008-04-17

Methods of controlling solid propellant ignition, combustion, and extinguishment

#53
20060059888
2006-03-23

Control and/or drive device for a flying body

#54
20050120703
2005-06-09

Steerable, intermittently operable rocket propulsion system

#55
16411108
2021-10-12

Extinguishable divert system

#56
14875424
2020-03-24

Attitude control system