ClassID:

140417

F02K9/26 - CPC Classification

Classification description:

Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof using solid propellants Burning control

Recent Application in this class:
#1
20240229745
2024-07-11

Duplex Turbine Guide Vane Assembly

#2
20240133352
2024-04-25

Duplex Turbine Guide Vane Assembly

#3
20230323840
2023-10-12

Hybrid rocket oxidizer flow control system including regression rate sensors

#4
20230166851
2023-06-01

Multi-stage propellant systems, assemblies, and methods

#5
20230072320
2023-03-09

Propulsion system with initiators for selective activation of multiple rocket motors

#6
20230003135
2023-01-05

Multi-mode combined cycle propulsion engine

#7
20220120241
2022-04-21

Multi-pulse propulsion system with passive initiation

#8
20220082066
2022-03-17

Variable burn-rate solid rocket motor ignition method

#9
20220025835
2022-01-27

Metal-stabilized propellant grain for gun-fired rocket motor, and rocket motor baffled end cap for reliable gunfire

#10
20210404418
2021-12-30

Extinguishable divert system

#11
20210387927
2021-12-16

High density hybrid rocket motor

#12
20200370513
2020-11-26

Thrust augmentation of an additively manufactured hybrid rocket system using secondary oxidizer injection

#13
20200088137
2020-03-19

Thermally initiated variable venting system for rocket motor

#14
20200040714
2020-02-06

Utilizing electrically actuated explosives downhole

#15
20190016645
2019-01-17

Precursor formulations of a solid propellant, solid propellants including a reaction product of the precursor formulation, rocket motors including the solid propellant, and related methods

#16
20190011243
2019-01-10

Rocket delay apparatuses, systems and methods

#17
20180128207
2018-05-10

Electrically operated propellant for solid rocket motor thrust management

#18
20180118634
2018-05-03

High density hybrid rocket motor

#19
20180094606
2018-04-05

Rocket motor with concentric propellant structures for shock mitigation

#20
20180058377
2018-03-01

ACTUATOR STRUCTURE AND METHOD OF IGNITION OF ELECTRICALLY OPERATED PROPELLANT

#21
20180003130
2018-01-04

Electrode ignition and control of electrically operated propellants

#22
20170191450
2017-07-06

Solid propellant rocket motor

#23
20170122259
2017-05-04

Solid rocket motors including flight termination systems, and related multi-stage solid rocket motor assemblies and methods

#24
20170096968
2017-04-06

Solid propellant grain

#25
20160356589
2016-12-08

Rocket delay apparatuses, systems and methods

#26
20160010591
2016-01-14

Device for modulating a gas ejection section

#27
20160003195
2016-01-07

Nozzle having a variable neck section for a spacecraft thruster provided with a mobile needle

#28
20150059314
2015-03-05

ELECTRICALLY IGNITED AND THROTTLED PYROELECTRIC PROPELLANT ROCKET ENGINE

#29
20140290212
2014-10-02

Reactants sprayed into plasma flow for rocket propulsion

#30
20140230678
2014-08-21

Rocket delay apparatuses, systems and methods

#31
20120137912
2012-06-07

Controllable digital solid state cluster thrusters for rocket propulsion and gas generation

#32
20110203256
2011-08-25

Motor with solid fuel installed within combustion chamber and vortex generator installed on inner wall of combustion chamber

#33
20110167793
2011-07-14

HYBRID ROCKET USING CATALYTIC DECOMPOSITION OF OXIDIZER

#34
20110023449
2011-02-03

Insensitive rocket motor

#35
20110006152
2011-01-13

Modular divert and attitude control system

#36
20100176247
2010-07-15

Apparatus to reduce thrust oscillations in a launch vehicle

#37
20100083634
2010-04-08

SOLID FUEL ROCKET, SOLID ROCKET FUEL AND METHOD

#38
20090320443
2009-12-31

Propulsion system, opposing grains rocket engine, and method for controlling the burn rate of solid propellant grains

#39
20090260343
2009-10-22

SOLID PROPELLANT MANAGEMENT CONTROL SYSTEM AND METHOD

#40
20090217642
2009-09-03

Radial flow rapid prototyping rocket motors

#41
20090139204
2009-06-04

Hybrid rocket system with moveable combustion control member

#42
20090007540
2009-01-08

Pintle-controlled propulsion system with external dynamic seal

#43
20080216462
2008-09-11

Solid propellant burn rate, propellant gas flow rate, and propellant gas pressure pulse generation control system and method

#44
20080134924
2008-06-12

Controllable digital solid state cluster thrusters for rocket propulsion and gas generation

#45
20080092521
2008-04-24

Electrically controlled extinguishable solid propellant motors

#46
20080087003
2008-04-17

Methods of controlling solid propellant ignition, combustion, and extinguishment

#47
20070137176
2007-06-21

Thrust termination device for solid rocket motor

#48
20060064984
2006-03-30

Throat retention apparatus for hot gas applications

#49
20060011276
2006-01-19

Electrically controlled solid propellant

#50
20050284128
2005-12-29

Rocket motor nozzle throat area control system and method

#51
20050115439
2005-06-02

Multiple pulse segmented gas generator

#52
18960990
2025-10-28

Rocket motor including an embedded charge assembly (ECA) configured to support a burn rate enhancement (BRE) wire

#53
17709700
2023-09-05

Propulsion system with grooved inert rods for reactive wire

#54
16831025
2023-04-18

Liquid monopropellant controlled solid rocket motor with aft end injection deflector

#55
16530315
2022-06-07

Multi-pulse rocket propulsion motor

#56
16411108
2021-10-12

Extinguishable divert system

#57
13355949
2017-08-08

Selectable ramjet propulsion system