ClassID:

152247

F16K15/06 - CPC Classification

Classification description:

Check valves with guided rigid valve members with guided stems

Sub-classes:
Recent Application in this class:
#1
20260098588
2026-04-09

Check Valve With Override

#2
20260063214
2026-03-05

EASY-TO-OPERATE VALVE CONNECTOR

#3
20260035891
2026-02-05

STACKED BACKFLOW PREVENTER AND DIVERTER FOR SAME

#4
20250341262
2025-11-06

FIBER REINFORCED VALVE SEAL

#5
20250154955
2025-05-15

Check Valve for a Refrigerant Compressor

#6
20250110003
2025-04-03

DETECTION AIR FAUCET

#7
20240401710
2024-12-05

UMBRELLA CHECK VALVE

#8
20240263712
2024-08-08

Dual union drain valve with reversible check inserts

#9
20240142018
2024-05-02

MAGNETIC NON-RETURN VALVE

#10
20240068590
2024-02-29

REMOTE PASSIVELY AND ACTIVELY ACTUATED VALVE SYSTEMS

#11
20240052932
2024-02-15

VALVE SEAT INSTALLATION TOOL SYSTEM

#12
20230411192
2023-12-21

FILTER MODULE

#13
20230383859
2023-11-30

FIBER REINFORCED VALVE SEAL

#14
20230323968
2023-10-12

Gas governor

#15
20230250884
2023-08-10

Umbrella check valve

#16
20230055194
2023-02-23

Oil valve

#17
20230030147
2023-02-02

Oil pressure supply device

#18
20220373094
2022-11-24

PRESSURE RESISTANCE VALVE STRUCTURE

#19
20220349485
2022-11-03

Backflow prevention and method of manufacture

#20
20220211942
2022-07-07

Adjustable Medium Diverter

#21
20210388913
2021-12-16

Valve plug

#22
20210239111
2021-08-05

Valve and seat with seal

#23
20210156486
2021-05-27

Backflow prevention and method of manufacture

#24
20210140549
2021-05-13

VALVE

#25
20210140361
2021-05-13

Control valve

#26
20210129730
2021-05-06

Breather valve

#27
20200400242
2020-12-24

Valve configuration

#28
20200362975
2020-11-19

Valve assembly for a fluid end with limited access

#29
20200345933
2020-11-05

Adjustable medium diverter

#30
20200340462
2020-10-29

Electromotive oil pump comprising a non-return valve

#31
20200263795
2020-08-20

Check valve

#32
20200240536
2020-07-30

Proportional flow control valve poppet with flow control needle

#33
20200191289
2020-06-18

Fluid stop valve unit

#34
20200166147
2020-05-28

NONRETURN VALVE

#35
20200116268
2020-04-16

CHECK VALVE

#36
20200088319
2020-03-19

Y-globe valve assembly with integrated pressure relief passageway

#37
20200040884
2020-02-06

Valve closure for a piston compressor valve and method for operating the valve closure

#38
20200040883
2020-02-06

Piston compressor valve and method for operating a piston compressor valve

#39
20190178408
2019-06-13

Valve, more particularly a pump valve, for delivering abrasive and/or heterogeneous mixtures

#40
20190160714
2019-05-30

Systems and methods for applying vacuum pressure to composite parts

#41
20190078693
2019-03-14

Umbrella check valve

#42
20190070934
2019-03-07

Impact-absorbing pressure relief assembly having cover

#43
20190047335
2019-02-14

Valve assembly for a tire inflation system

#44
20190024288
2019-01-24

Clothes treating apparatus

#45
20190017613
2019-01-17

Check valve having reverse-direction fluid supply function

#46
20180340622
2018-11-29

Plug and Stem Check-Valve

#47
20180339849
2018-11-29

Aerator valve assembly

#48
20180283594
2018-10-04

Male coupling member

#49
20180274690
2018-09-27

Valve core

#50
20180185576
2018-07-05

Adjustable medium diverter

#51
20180180190
2018-06-28

Fluid stop valve unit

#52
20180030696
2018-02-01

System separator

#53
20170356440
2017-12-14

Multi-part valve assembly

#54
20170304749
2017-10-26

Fuel filter device

#55
20170248242
2017-08-31

Check valve

#56
20170219110
2017-08-03

Hydrostatic tank floor relief valve

#57
20170114620
2017-04-27

Adaptive stimulation system

#58
20170107125
2017-04-20

Method for improving performance of fluid processing system based on crystallization promoting medium

#59
20170029157
2017-02-02

Delaminatable container, method of checking the same for a pinhole, and method of processing the same

#60
20160327169
2016-11-10

CHECK VALVE

#61
20160312903
2016-10-27

Valve assembly

#62
20160245417
2016-08-25

Dart valves for bypass plungers

#63
20160245416
2016-08-25

Clutch assembly for bypass plungers

#64
20160245415
2016-08-25

Unibody bypass plunger with centralized helix and crimple feature

#65
20160067773
2016-03-10

Filtering check valve for metal casting

#66
20160033047
2016-02-04

BACK PRESSURE BLOCKING SLIDING VALVE

#67
20150285386
2015-10-08

Dual check valve and method of controlling flow through the same

#68
20150276072
2015-10-01

Double port pressure regulator with floating seat

#69
20150219228
2015-08-06

Backflow prevention and method of manufacture

#70
20150219227
2015-08-06

Pulse-width-regulating valve

#71
20150211655
2015-07-30

Valve arrangement

#72
20150204452
2015-07-23

Check valve with improved sealing member

#73
20150198179
2015-07-16

Compressor system with pressure pulsation dampener and check valve

#74
20150176717
2015-06-25

INLET VALVE EXPLOSION-PROOF STRUCTURE

#75
20150152895
2015-06-04

Cylinder phaser valves

#76
20150136236
2015-05-21

Method of operating a valve

#77
20150136060
2015-05-21

Valve for a valve device

#78
20150068622
2015-03-12

Check valve for use with pumps controlled by variable frequency drives

#79
20150040998
2015-02-12

Tunable check valve

#80
20150027567
2015-01-29

BACK PRESSURE REGULATION

#81
20150000768
2015-01-01

REFRIGERATION SYSTEM AND BALL VALVE THEREOF

#82
20140348677
2014-11-27

Positive Displacement Pump and Suction Valve Module Therefor

#83
20140345717
2014-11-27

Trim of check valve

#84
20140311596
2014-10-23

Check valve for variable capacity compressor of vehicle

#85
20140230928
2014-08-21

Tunable check valve

#86
20140144528
2014-05-29

Tunable fluid end

#87
20140144527
2014-05-29

Tunable fluid end

#88
20140130873
2014-05-15

Water flow valve for improving accuracy of meter readings in communication with a water distribution system

#89
20140124065
2014-05-08

Check valve assembly

#90
20140110003
2014-04-24

Relievable check valve for medical lines

#91
20140069530
2014-03-13

Check valve

#92
20130092261
2013-04-18

CHECK VALVE

#93
20120227972
2012-09-13

Subsea arrangement

#94
20120211096
2012-08-23

CHECK VALVE AND VACUUM SYSTEM

#95
20120205564
2012-08-16

FLUID ACTUATED VALVE AND INSTALLATION TOOL

#96
20120156533
2012-06-21

Air valve for energy storage device and energy storage device including the same

#97
20120130236
2012-05-24

Contrast media injector syringe inlet valve system

#98
20120073679
2012-03-29

Plug valve with an internal check valve

#99
20120055572
2012-03-08

Backflow prevention and method of manufacture

#100
20110079142
2011-04-07

Cylinder phaser valves

#101
20100294382
2010-11-25

CHECK DEVICE AND CHECK VALVE HAVING THE CHECK DEVICE THEREIN

#102
20100096024
2010-04-22

Air valve device

#103
20100083967
2010-04-08

Mask device with blower

#104
20090223573
2009-09-10

FLUID OPERATED VALVE

#105
20090026405
2009-01-29

LEAK RESISTANT BY-PASS VALVE

#106
20080271689
2008-11-06

Control valve for a device for variably adjusting the valve timing for gas exchange valves in an internal combustion engine

#107
20080175726
2008-07-24

Surge Anticipator Safety Check Unit For A Liquid System

#108
20080023081
2008-01-31

Strainer and anti-backflow device for compressors

#109
20080017256
2008-01-24

Magnetic check valve

#110
20070209704
2007-09-13

Flow control device

#111
20070204916
2007-09-06

Backflow prevention device

#112
20070175896
2007-08-02

Cover of a container, especially of a vacuum receptacle for storage of foodstuffs

#113
20070056629
2007-03-15

Force transferring pressure relief device

#114
20050249621
2005-11-10

One-way valve

#115
20050205828
2005-09-22

Supplementary control valve device for the inlet channel of a reciprocating internal combustion engine

#116
20050178436
2005-08-18

Inflation valve

#117
17370826
2022-12-06

Relief valve seal holder

#118
16997631
2022-07-12

Composite valve seat system and method

#119
16917083
2022-06-07

Valve seat insert system and method

#120
15407851
2018-01-16

Split bobbin clutch for bypass plungers

#121
15344719
2018-03-27

Valve repair tool and method

#122
15132539
2016-08-30

Modular check valve system