ClassID:

152023

F16K3/0254 - CPC Classification

Classification description:

Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor being operated by particular means

Recent Application in this class:
#1
20260153164
2026-06-04

GATE VALVE WITH SPEED CONTROLLER USING CDA

#2
20260153152
2026-06-04

Deep-Sea Valve

#3
20260146683
2026-05-28

SLIT VALVE APPARATUS

#4
20260146676
2026-05-28

T-Slot Operational Interface for an Oil and Gas Valve

#5
20260117875
2026-04-30

COMPACT HYBRID TRIPLE SEAL FOR REVERSIBLE GATE VALVE AND METHOD

#6
20260016093
2026-01-15

Dosing Orifice

#7
20250377049
2025-12-11

GATE VALVE FOR CONTROLLING A FLOW OF MOLTEN MATERIAL

#8
20250361940
2025-11-27

VALVE FOR A PYROLYSIS SYSTEM

#9
20250341264
2025-11-06

ACTUATOR

#10
20250314307
2025-10-09

GAS-FLOW ADJUSTMENT DEVICE FOR A GAS BURNER APPLIANCE AND GAS BURNER APPLIANCE

#11
20250297682
2025-09-25

Systems and Methods for Slit Valve Control

#12
20250271075
2025-08-28

Pivoted armature for an electromagnetic pivoted armature valve, and method for providing such a pivoted armature

#13
20250257808
2025-08-14

GATE VALVE WITH POSITIVE GATE STOP

#14
20250251057
2025-08-07

SYSTEMS AND METHODS FOR A THERMAL MANAGEMENT CONTROL VALVE WITH A LOUVER PLATE ASSEMBLY

#15
20250189059
2025-06-12

DEFORMABLE VALVE SPACER RING SYSTEM AND METHOD

#16
20250189058
2025-06-12

CONTROL VALVES WITH ADJUSTABLE VALVE PACKING

#17
20250189043
2025-06-12

SEAT FOR GATE VALVE

#18
20250164012
2025-05-22

GATE VALVE WITH SINGLE OR DUAL SEATS AND SEAT ASSEMBLIES FOR A GATE VALVE

#19
20250035232
2025-01-30

AUTOMATIC MAGNETIC VALVE, SYSTEM, AND METHODS

#20
20250035218
2025-01-30

Dovetailed Gate Valve

#21
20250003504
2025-01-02

Pendulum Valve

#22
20240418271
2024-12-19

Gate valve with single or dual seats and seat assemblies for a gate valve

#23
20240418270
2024-12-19

OPTIMIZED GATE VALVE ASSEMBLY

#24
20240410471
2024-12-12

KNIFE VALVE FOR ATMOSPHERIC SYSTEMS

#25
20240344614
2024-10-17

SEAT FOR GATE VALVE

#26
20240309964
2024-09-19

Gate valve capable of enhancing accuracy in operation

#27
20240271709
2024-08-15

Three-way valve

#28
20240247724
2024-07-25

Rotary disc valve

#29
20240240730
2024-07-18

Systems and methods for a thermal management control valve with a louver plate assembly

#30
20240125438
2024-04-18

Fully piggable differential pressure actuated valve with variable restrictor

#31
20240125407
2024-04-18

ACTUATOR

#32
20240093801
2024-03-21

Reversible electromagnetic valve and air conditioning unit having same

#33
20240093788
2024-03-21

REVERSIBLE ELECTROMAGNETIC VALVE

#34
20240084900
2024-03-14

REVERSIBLE ELECTROMAGNETIC VALVE, AND AIR CONDITIONING UNIT HAVING SAME

#35
20230341069
2023-10-26

Apparatus and method for vacuumizing and sealing a package

#36
20230265578
2023-08-24

Method of controlling chemical concentration in electrolyte

#37
20230258269
2023-08-17

Modular linear actuated valve

#38
20230250881
2023-08-10

Eclipse valve assembly

#39
20230228333
2023-07-20

Valve device

#40
20230213100
2023-07-06

Actuator for Gate Valve and Method of Attachment

#41
20230139315
2023-05-04

Gate valve

#42
20230133673
2023-05-04

Impact driver valve systems

#43
20230094622
2023-03-30

GATE VALVE, SUBSTRATE PROCESSING SYSTEM, AND METHOD OF OPERATING GATE VALVE

#44
20230074251
2023-03-09

Fracturing wing valves, assemblies, and methods

#45
20230031393
2023-02-02

HYDRAULIC VALVE WITH MANUAL OVERRIDE

#46
20230015887
2023-01-19

Gate valve device, cleaning method and mechanical apparatus

#47
20230014708
2023-01-19

Selective connection of annular regions

#48
20230000281
2023-01-05

BEVERAGE MACHINE WITH ACTUATED WATER SUPPLY VALVE

#49
20220403955
2022-12-22

Apparatus and method for vacuumizing and sealing a package

#50
20220397201
2022-12-15

Gate valve

#51
20220390020
2022-12-08

Vacuum valve

#52
20220299119
2022-09-22

Shake-prevention-mechanism—including gate valve

#53
20220243825
2022-08-04

Backwater valve assembly

#54
20220196157
2022-06-23

VALVE DEVICE

#55
20220178463
2022-06-09

Linear drive

#56
20220170566
2022-06-02

VALVE

#57
20220128155
2022-04-28

ROTOR GATE VALVE

#58
20220034408
2022-02-03

Gate valve

#59
20220018451
2022-01-20

Gate valve with locking function

#60
20210363857
2021-11-25

Subsea actuator with override function, as well as a method of operating an actuator

#61
20210358771
2021-11-18

Pendulum valve

#62
20210348689
2021-11-11

Pressure-reduction devices for fluid systems

#63
20210341955
2021-11-04

Safety device for hydrodynamic pressure regulating pipe network

#64
20210341074
2021-11-04

Pressure actuator with biasing element

#65
20210301929
2021-09-30

Slit valve pneumatic control

#66
20210270375
2021-09-02

Gate valve

#67
20210262573
2021-08-26

Valve upper part for sanitary fittings

#68
20210215255
2021-07-15

Gate valve

#69
20210207719
2021-07-08

Dustproof gate valve

#70
20210199201
2021-07-01

System and method for convertible balanced and unbalanced stem valve

#71
20210189832
2021-06-24

Fracturing wing valves, assemblies, and methods

#72
20210180701
2021-06-17

Fluid throttling valve

#73
20210172537
2021-06-10

Gate valve with disk replacement structure

#74
20210164586
2021-06-03

APPARATUS AND METHOD FOR VACUUMIZING AND SEALING A PACKAGE

#75
20210131570
2021-05-06

Fast blind plate switching device

#76
20210071776
2021-03-11

Apparatus, systems, and methods for controlling valve actuation speed

#77
20210062920
2021-03-04

System and method for valve conversion

#78
20210048109
2021-02-18

GATE VALVE

#79
20210041030
2021-02-11

Sealing a gate valve

#80
20210041029
2021-02-11

Closing device for a gas-conducting conduit

#81
20210025505
2021-01-28

Valve assemblies and associated components

#82
20210018102
2021-01-21

Membraneless fluid-controlled valve

#83
20210016622
2021-01-21

Switching valve for an air spring arrangement and an air spring arrangement

#84
20200400237
2020-12-24

Discharge valve system and method

#85
20200362986
2020-11-19

Valve position indicator

#86
20200355275
2020-11-12

Gate valve

#87
20200340595
2020-10-29

Actuator with spring compression and decoupling

#88
20200318753
2020-10-08

Electromagnetic actuator

#89
20200292087
2020-09-17

Water Hammer Prevention Valve and Method

#90
20200272178
2020-08-27

Valve control apparatus and vacuum valve

#91
20200248820
2020-08-06

Flow control valve

#92
20200240527
2020-07-30

Valve and Method For Flow Control of Large Hard Particle Dry Materials

#93
20200238319
2020-07-30

Sprinkler Convenient to Stop Water

#94
20200224774
2020-07-16

Sectional control device

#95
20200224381
2020-07-16

Hydrodynamic installation having an electric drive for actuating a water protection

#96
20200200287
2020-06-25

Rigid piston valve incorporating a solenoid

#97
20200182369
2020-06-11

Actuator

#98
20200166154
2020-05-28

Vacuum valve having a pressure sensor

#99
20200158251
2020-05-21

Failsafe electric valve actuator

#100
20200124184
2020-04-23

SYSTEM FOR OPENING AND CLOSING WATER FOR A SHOWER HEAD, HAND SHOWER OR A BATHROOM OR KITCHEN MIXER

#101
20200096133
2020-03-26

Valve, in particular vacuum valve

#102
20200056517
2020-02-20

Intake/exhaust valve and operation control method for internal combustion engine

#103
20200032920
2020-01-30

PNEUMATIC DIAPHRAGM ACTUATOR AND SAFETY VALVE

#104
20200018415
2020-01-16

Valve drive device

#105
20190368553
2019-12-05

Pressure control valve

#106
20190360437
2019-11-28

Air shutoff valve

#107
20190346047
2019-11-14

Method of controlling a gate valve

#108
20190331257
2019-10-31

Controlling method of driving a vacuum valve

#109
20190323142
2019-10-24

Method of controlling chemical concentration in electrolyte and semiconductor apparatus

#110
20190316688
2019-10-17

Method of controlling a gate valve

#111
20190301635
2019-10-03

Subsea shut-off device

#112
20190285184
2019-09-19

Closure device mounted to a cylinder-piston drive unit displaceable yoke

#113
20190249781
2019-08-15

Water hammer prevention valve and method

#114
20190219188
2019-07-18

Solenoid operated valve with flux density concentration ring and molded-in valve seat

#115
20190101216
2019-04-04

Discharge valve system and method

#116
20190093789
2019-03-28

Actuator for slide valves

#117
20190063635
2019-02-28

Actuator

#118
20190017618
2019-01-17

Electromechanical-linkage hydraulic control gate valve actuator

#119
20190003600
2019-01-03

Sectional control device

#120
20180363786
2018-12-20

Shut-off device

#121
20180320798
2018-11-08

Reflexive valve preservation and actuation system and method

#122
20180306332
2018-10-25

Gate valve, fixing element and method for mounting a gate valve

#123
20180292023
2018-10-11

Plunger gear shaft assembly for torque reducer for high-pressure gate valves

#124
20180275691
2018-09-27

Early prediction and detection of slide valve sticking in petrochemical plants or refineries

#125
20180275690
2018-09-27

Operating slide valves in petrochemical plants or refineries

#126
20180259092
2018-09-13

Apparatus and method for vacuumizing and sealing a package

#127
20180245711
2018-08-30

Torque reducer for high-pressure gate valves

#128
20180209561
2018-07-26

Methods, systems, and devices for controlling operation of a valve

#129
20180195631
2018-07-12

Real-time erosion control in flow conduits

#130
20180195622
2018-07-12

SLIDE VALVE

#131
20180156340
2018-06-07

Vacuum valve

#132
20180142808
2018-05-24

WATER PIPING SYSTEM WITH SLAM MITIGATION FUNCTION OF CHECK VALVE, AND CONTROL METHOD THEREFOR

#133
20180142791
2018-05-24

Chamber valve

#134
20180128547
2018-05-10

Smart slide

#135
20180100589
2018-04-12

Magnetic self-centering valve

#136
20180100588
2018-04-12

Dual parallel hydraulic actuator

#137
20180058602
2018-03-01

Electric actuator system and method

#138
20180058601
2018-03-01

Valve configured for regulating the flow of fluid between a device and a cooler

#139
20180058599
2018-03-01

Rigid piston valve incorporating a solenoid

#140
20180031139
2018-02-01

Actuator

#141
20180023725
2018-01-25

No-bolt security latching system

#142
20180023719
2018-01-25

EXHAUST SYSTEM AND CONTROL DEVICE

#143
20170335991
2017-11-23

VALVE OPERATOR ASSEMBLY WITH FREEWHEEL AND FRICTION MEANS

#144
20170320470
2017-11-09

Mechanism for selectively opening/closing a vehicle wash component inlet opening

#145
20170299082
2017-10-19

Actuator with torsional spring assembly

#146
20170298608
2017-10-19

Valve actuation control for flush urinal and toilet apparatus

#147
20170268680
2017-09-21

Vacuum valve

#148
20170240262
2017-08-24

Valve for ventilation of a tank

#149
20170175902
2017-06-22

Flow control mounting assembly for a valve

#150
20170167625
2017-06-15

Temperature controlled purge valve with washer/O-ring seal stack

#151
20170102720
2017-04-13

Low splash fluid shutoff valve assembly

#152
20170102088
2017-04-13

Secondary thrust wireline shearing valve

#153
20170102078
2017-04-13

HYDRAULIC AND PROGRAMMABLE HYDRA SEAL GATE VALVE AND REMOTELY OPERATED FRACTURING STACK

#154
20170097098
2017-04-06

Valve having open-center spool with separated inserts

#155
20170089049
2017-03-30

Control valve in water channel

#156
20170082207
2017-03-23

Adjustable Reusable Flow Regulator

#157
20170067573
2017-03-09

Hybrid manual and hydraulic override

#158
20170060144
2017-03-02

Safety valve control system and method of use

#159
20170058633
2017-03-02

Valve system having a soft landing plug

#160
20170037983
2017-02-09

Magnetically actuated shut-off valve

#161
20170028352
2017-02-02

Variable drain flow restrictor

#162
20170023166
2017-01-26

Double block and bleed system for an orifice fitting

#163
20170016551
2017-01-19

Power-driven gate valve

#164
20170016542
2017-01-19

Pressure balancing gate valve

#165
20170009903
2017-01-12

Rigid piston valve incorporating a solenoid

#166
20170009902
2017-01-12

Rigid piston retrofit for a diaphragm flush valve

#167
20170009892
2017-01-12

VALVE PLUNGER

#168
20160377185
2016-12-29

Mixed media orbital valve

#169
20160376942
2016-12-29

Apparatus for opening and closing channel

#170
20160341321
2016-11-24

Gate valve with secure sealing mechanism

#171
20160319951
2016-11-03

VALVE

#172
20160305100
2016-10-20

Push-activated tub spout

#173
20160302487
2016-10-20

ELECTRONIC CIGARETTE

#174
20160298789
2016-10-13

Valve operator assembly with freewheel and axial friction means

#175
20160298774
2016-10-13

Flow control gate for detention pond

#176
20160262303
2016-09-15

Planter and seed meter for planting multiple seed varities

#177
20160245412
2016-08-25

Gate valve with secure sealing mechanism

#178
20160237913
2016-08-18

Full-area bleed valves

#179
20160215892
2016-07-28

Gate valve with linkage structure

#180
20160215588
2016-07-28

Valve and seat assembly for a high pressure pump

#181
20160201810
2016-07-14

Double sealing valve

#182
20160195191
2016-07-07

Vacuum valve

#183
20160186885
2016-06-30

Integrating valve with soft start

#184
20160186867
2016-06-30

Motorized fluid flow control valve

#185
20160177664
2016-06-23

Rotary check valve

#186
20160146366
2016-05-26

Motor operated valve

#187
20160138721
2016-05-19

Leak-free rising stem valve with ball screw actuator

#188
20160123488
2016-05-05

Clamped bonnet assembly for an axial flow valve and axial flow valve comprising same

#189
20160120106
2016-05-05

Flow control assembly for an agricultural metering system

#190
20160109029
2016-04-21

Temperature controlled purge valve with washer/O-ring seal stack

#191
20160109028
2016-04-21

Gas shut-off valve

#192
20160102767
2016-04-14

Expanding disk gate valve

#193
20160096517
2016-04-07

ABDW to ABDX-R control valve conversion

#194
20160091112
2016-03-31

Noise and drag reducing cabin pressure outflow valve

#195
20160084397
2016-03-24

Hydraulic valve

#196
20160084386
2016-03-24

Non-removable discharge device

#197
20160083947
2016-03-24

Rigid piston valve incorporating a solenoid

#198
20160082405
2016-03-24

FLUID HAMMERS, HYDRODYNAMIC SIRENS, STREAM REACTORS, IMPLEMENTATION OF SAME, AND METHODS FOR TREATMENT OF FLUIDS

#199
20160076667
2016-03-17

Rigid piston retrofit for a diaphragm flush valve

#200
20160076659
2016-03-17

Split gate valve

#201
20160076658
2016-03-17

Split gate valve

#202
20160069469
2016-03-10

Fluid regulator having a retractable sense tube

#203
20160069465
2016-03-10

HYDRAULIC CONTROL VALVE AND HYDRAULIC CONTROL DEVICE

#204
20160061335
2016-03-03

Shut-off device and gate valve with a shut-off device

#205
20160061225
2016-03-03

Hydraulic valve arrangement

#206
20160053908
2016-02-25

Valve of a hydraulically striking device

#207
20160053898
2016-02-25

Mixed media orbital valve

#208
20160047459
2016-02-18

Temperature-regulating Valve of Transmission Oil Cooling System in A Passenger Car

#209
20160033047
2016-02-04

BACK PRESSURE BLOCKING SLIDING VALVE

#210
20160025229
2016-01-28

Piston slide valve

#211
20160010858
2016-01-14

Gas valve unit

#212
20160010698
2016-01-14

Shut off valve in a hydraulic disc coupling for an AWD vehicle

#213
20160003363
2016-01-07

Valve, in particular a vacuum valve

#214
20150377107
2015-12-31

FLUID CONTROL VALVE DEVICE

#215
20150376986
2015-12-31

Fusible, resettable lock open device

#216
20150369373
2015-12-24

Bending frame for extending travel of an actuator for a mechanically actuated component

#217
20150369001
2015-12-24

Gate Valve Rotary Actuator

#218
20150354175
2015-12-10

Joystick pilot valve equipped with the structure for preventing oil leakage

#219
20150308586
2015-10-29

Lockout tagout for semiconductor vacuum valve

#220
20150300520
2015-10-22

Magnetic holding brake and actuator with a magnetic holding brake

#221
20150300507
2015-10-22

Relating to gate valves

#222
20150276068
2015-10-01

Sliding gate regulator

#223
20150159769
2015-06-11

Operating Method of Slit Valve for Semiconductor Wafer Processing Chamber

#224
20150144816
2015-05-28

Gate valve with pneumatic system for shearing application

#225
20150129784
2015-05-14

Shear seal check valve for use in wellbore fluid

#226
20150076378
2015-03-19

Actuator

#227
20150069275
2015-03-12

Hybrid manual and hydraulic actuator override

#228
20150034855
2015-02-05

Air mattress device and air discharge valve thereof

#229
20150034852
2015-02-05

Drive sleeve and sealing mechanism for non-rising stem gate valve

#230
20150034851
2015-02-05

Split gate valve with biasing mechanism

#231
20140217320
2014-08-07

Gate valve

#232
20140197345
2014-07-17

Piston actuator controlling a valve and method for operating the same

#233
20140174330
2014-06-26

Planter and seed meter for planting multiple seed varities

#234
20140103236
2014-04-17

THROTTLE VALVE

#235
20140096676
2014-04-10

Cylindrical liner for piston actuator

#236
20140042354
2014-02-13

Pressure control valve assembly

#237
20130306896
2013-11-21

Gate valve in which amount of squeeze of sealing material is controllable

#238
20130306175
2013-11-21

Valve system with a sealing member

#239
20130291946
2013-11-07

VALVE WITH ACTUATOR

#240
20130248001
2013-09-26

Low profile hydraulic actuator

#241
20130233389
2013-09-12

HYDRAULIC ACTUATORS

#242
20130221252
2013-08-29

Pneumatic gate valve with integrated pressurized gas reservoir

#243
20130146153
2013-06-13

Lock assembly for hydraulic fracing valve

#244
20130139900
2013-06-06

Power Assisted Manual Valve System

#245
20130068391
2013-03-21

Slit valve apparatus, systems, and methods

#246
20130056658
2013-03-07

Electrically operated valve actuator with electro-mechanical end stop detection device

#247
20120286182
2012-11-15

Split gate valve with biasing mechanism

#248
20120256111
2012-10-11

Split gate valve

#249
20120248360
2012-10-04

Differential screw assembly for varying torque for valve

#250
20120227983
2012-09-13

Safety valve control system and method of use

#251
20120222614
2012-09-06

SELF-CLOSING EMBEDDED SLIT VALVE

#252
20120161046
2012-06-28

Sliding valve device

#253
20120033218
2012-02-09

Air-driven shutter device and optical analyzer

#254
20110308619
2011-12-22

Electronically actuated gate valve

#255
20110277985
2011-11-17

Drive sleeve and sealing mechanism for non-rising stem gate valve

#256
20110233441
2011-09-29

LINEAR ACTUATOR WITH INTERNAL LINEAR TO ROTARY CONVERSION AND EXTERNAL ROTARY COMPONENT

#257
20110114861
2011-05-19

Actuator with pre-determined failure mode

#258
20110083747
2011-04-14

Non-rising electric actuated valve operator

#259
20110083746
2011-04-14

SMART VALVE UTILIZING A FORCE SENSOR

#260
20110068287
2011-03-24

Gate valve actuator and method

#261
20100308250
2010-12-09

Valve

#262
20100300554
2010-12-02

Valve

#263
20100171056
2010-07-08

Gate valve rotary actuator

#264
20090302260
2009-12-10

Valve

#265
20090293957
2009-12-03

Subsea electric actuator using linear motor

#266
20090293282
2009-12-03

Water supply for a hand-held power tool

#267
20090211762
2009-08-27

Detachable electrical actuator

#268
20090194182
2009-08-06

DUAL CHAMBER ORIFICE FITTING BODY

#269
20090121170
2009-05-14

Valve drive device

#270
20090101856
2009-04-23

Gate valve actuator

#271
20090056959
2009-03-05

Protection device for ventilation ducts

#272
20080217569
2008-09-11

Low Torque Gate Valve Mechanism

#273
20080191155
2008-08-14

MAGNETICALLY COUPLED VALVE ACTUATOR

#274
20080083897
2008-04-10

Vacuum gate

#275
20080083892
2008-04-10

Fail-safe gate valve

#276
20080083891
2008-04-10

Gate Valve Actuator

#277
20080067460
2008-03-20

Mechanical override for a valve actuator

#278
20080029728
2008-02-07

High aspect ratio threadform

#279
20080017823
2008-01-24

Vacuum valve and closure disc which can be mounted on a connecting rod

#280
20070257220
2007-11-08

Vacuum valve drive

#281
20070228316
2007-10-04

Isolation valve seal

#282
20070012894
2007-01-18

Vacuum gate valve

#283
20070007012
2007-01-11

Flow completion system

#284
20060260453
2006-11-23

Water Supply for a Hand-Held Power Tool

#285
20060243937
2006-11-02

Hydraulic override

#286
20060243936
2006-11-02

Mechanical override

#287
20060214125
2006-09-28

Mechanical override for a valve actuator

#288
20060192169
2006-08-31

Pressure balanced fluid control device

#289
20060033065
2006-02-16

Method for control of a vacuum valve arranged between two vacuum chambers

#290
20050258389
2005-11-24

Dual chamber orifice fitting body

#291
20050242316
2005-11-03

Rack and pinion wheel drive for an industrial sliding blade damper

#292
20050173667
2005-08-11

Pressure balanced fluid control device

#293
20050156131
2005-07-21

Fire resistant valve assemblies

#294
20050087712
2005-04-28

Mechanical override for a valve actuator

#295
18664470
2024-12-10

Self-latching manual RV gate valve actuator

#296
18592601
2025-11-25

System for selectively closing a fluid channel

#297
18153455
2024-01-30

Valve core with bolt-connected valve stem and drive piece

#298
17508530
2023-04-18

Fluid valve

#299
16878981
2021-11-02

System and method for exhausting stored energy from a pneumatic subsystem of a railcar

#300
16540017
2020-11-10

Spreading control switch structure of a spreader