ClassID:

159415

F25B2345/006 - CPC Classification

Classification description:

Details for charging or discharging refrigerants; Service stations therefor characterised by charging or discharging valves

Recent Application in this class:
#1
20260132014
2026-05-14

KIT, SYSTEM, AND ASSOCIATED METHOD FOR FILLING SEALED DIRECT INJECT DELIVERY CARTRIDGES WITH REFRIGERANT GAS ADDITIVES

#2
20260092729
2026-04-02

SYSTEM AND METHOD FOR MANAGING AND TRACKING REFRIGERANT FLUID

#3
20250354734
2025-11-20

KIT, SYSTEM, AND ASSOCIATED METHOD FOR FILLING SEALED DIRECT INJECT DELIVERY DEVICES WITH REFRIGERANT GAS ADDITIVES

#4
20250314408
2025-10-09

KIT, SYSTEM, AND ASSOCIATED METHOD FOR FILLING SEALED DIRECT INJECT DELIVERY CARTRIDGES WITH REFRIGERANT GAS ADDITIVES

#5
20250216131
2025-07-03

REFRIGERANT PORT ADAPTER

#6
20250129980
2025-04-24

METHOD TO CHARGE MULTIPLE REFRIGERANTS WITH DESIRED CONCENTRATIONS

#7
20250003657
2025-01-02

SYSTEMS, DEVICES, AND METHODS FOR FLUID MANAGEMENT

#8
20240384905
2024-11-21

SERVICE TOOLS AND SYSTEMS FOR PROCESSING FLUID THROUGH A FLUID ACCESS PORT

#9
20240229971
2024-07-11

Method and Apparatus for Valve Core Installation/Removal

#10
20240229970
2024-07-11

Method and apparatus for valve core installation/removal

#11
20240200840
2024-06-20

HEAT SOURCE UNIT AND REFRIGERANT HANDLING METHOD

#12
20230417463
2023-12-28

APPARATUS FOR CONNECTION TO AN HVAC-R SYSTEM DURING MAINTENANCE OR COMMISSIONING AND METHODS OF MAINTENANCE OR COMMISSIONING FOR AN HVAC-R SYSTEM

#13
20230332813
2023-10-19

AUTOMATIC REFRIGERANT FILLING

#14
20230258277
2023-08-17

Plumbing fitting

#15
20230213117
2023-07-06

Insert Molded Core Depressor

#16
20230167985
2023-06-01

AIR CONDITIONER PIPING SYSTEM AND METHOD OF PRODUCING THE SAME

#17
20230088329
2023-03-23

Liquid cooling server deployment and delivery apparatus and operation

#18
20220412615
2022-12-29

Refrigerant metering system and method

#19
20220412614
2022-12-29

Refrigerant metering system and method

#20
20220404074
2022-12-22

Refrigerant metering refrigerant evaporator coil (REC) repair method

#21
20220381495
2022-12-01

Dynamic liquid receiver and control strategy

#22
20220373239
2022-11-24

Service tools and systems for processing fluid through a fluid access port

#23
20220364775
2022-11-17

Multi-profile adapter assembly

#24
20220349635
2022-11-03

Refrigerant cold start system

#25
20220349510
2022-11-03

Universal caps for the low and high side refrigerant service ports of an air conditioning system

#26
20220170677
2022-06-02

APPARATUS FOR CONNECTION TO AN HVAC-R SYSTEM DURING MAINTENANCE OR COMMISSIONING AND METHODS OF MAINTENANCE OR COMMISSIONING FOR AN HVAC-R SYSTEM

#27
20220147075
2022-05-12

Pressure fluid handling system

#28
20220107122
2022-04-07

SYSTEMS, DEVICES, AND METHODS FOR FLUID MANAGEMENT

#29
20220065510
2022-03-03

Refrigerant amount management system

#30
20220065509
2022-03-03

SELF PIERCING CAN TAPPERS FOR FLUID MANAGEMENT

#31
20210404719
2021-12-30

Dynamic liquid receiver and control strategy

#32
20210364204
2021-11-25

Intermediate store for refrigerant and refrigerant system

#33
20210341170
2021-11-04

Air conditioning apparatus, management device, and connection pipe

#34
20210270508
2021-09-02

Temperature control medium processing apparatus and temperature control medium processing method

#35
20210254875
2021-08-19

System for fluid pump down using valves

#36
20210215397
2021-07-15

Rotary vane compressor with residual refrigerant removal

#37
20210190401
2021-06-24

Refrigeration system

#38
20210190400
2021-06-24

Charging port coupler

#39
20210172663
2021-06-10

HVAC SYSTEM REPAIR METHOD AND APPARATUS

#40
20210164713
2021-06-03

Portable automatic refrigerant charging device and method

#41
20210010731
2021-01-14

Integrated sensor and service port with anti-blowback feature for HVAC equipment or HVAC system

#42
20210003332
2021-01-07

Refrigerant charge device and refrigerant charge system having the same

#43
20200271363
2020-08-27

Refrigerant Charging Safety Valve Assembly

#44
20200240673
2020-07-30

Systems and methods for pumping down flammable refrigerant

#45
20200240661
2020-07-30

Systems and methods for pumping down flammable refrigerant

#46
20200191455
2020-06-18

Integral service refrigerant pump

#47
20200109885
2020-04-09

Method and device for providing zeotropic refrigerants

#48
20200041060
2020-02-06

Tool And Method For Additive Introduction Into Closed Systems

#49
20190368795
2019-12-05

Apparatus and methodology for opening refrigerant sources while servicing automotive refrigeration systems

#50
20190368791
2019-12-05

Cooling system

#51
20190353410
2019-11-21

Fluid material injection device

#52
20190293330
2019-09-26

High flow service connection valve

#53
20190257559
2019-08-22

Cooling recharge system

#54
20190193093
2019-06-27

Fluid injection device and method of making the same

#55
20190186797
2019-06-20

Servicing devices and methods of use thereof

#56
20190160911
2019-05-30

Air conditioning recharging machine for vehicle air-conditioning system

#57
20190093930
2019-03-28

Refrigerant recovery and recycling system with serviceable debris filter

#58
20190093778
2019-03-28

Fluid injection device and method of using the same

#59
20190032977
2019-01-31

Refrigerant charging assemblies and methods of use

#60
20180299175
2018-10-18

REFRIGERATION CYCLE DEVICE

#61
20180252449
2018-09-06

Refrigeration cycle apparatus

#62
20180216860
2018-08-02

Refrigerant recovery pump with an improved input port

#63
20180209706
2018-07-26

EJECTOR JOINT STRUCTURE

#64
20180172329
2018-06-21

Refrigerating device

#65
20180164008
2018-06-14

Method for loading refrigerant in an air conditioning system

#66
20180162194
2018-06-14

Method for operating a filling adapter, and filling adapter for filling refrigerant R744 into vehicle air conditioning systems

#67
20180142928
2018-05-24

Air conditoner and method for controlling an air conditioner

#68
20180073789
2018-03-15

Refrigeration system with superheating, sub-cooling and refrigerant charge level control

#69
20180073647
2018-03-15

Multiple valve refrigerant leak protection device

#70
20180010832
2018-01-11

Digital monitoring and measuring air conditioner recharging system

#71
20170368903
2017-12-28

Contaminant resistant charge valve

#72
20170336111
2017-11-23

Apparatus and method for a multi-phase vacuum-assisted recovery of refrigerant

#73
20170284695
2017-10-05

Variable refrigerant volume system and control method thereof

#74
20170276616
2017-09-28

Detection device for turbomachine system

#75
20170198953
2017-07-13

Refrigeration system with superheating, sub-cooling and refrigerant charge level control

#76
20170122632
2017-05-04

Refrigerant charging tool and method

#77
20170045277
2017-02-16

System and method for injecting oil into an air conditioning circuit

#78
20160187042
2016-06-30

System and method for recovering refrigerant

#79
20160187039
2016-06-30

Refrigerant recovery/loading manifold

#80
20160123642
2016-05-05

System and method for venting refrigerant from an air conditioning system

#81
20160123641
2016-05-05

System and method for venting refrigerant from an air conditioning system

#82
20160018134
2016-01-21

Brayton cycle type refrigerating apparatus

#83
20160003509
2016-01-07

Coupler and methods of use for assessment of refrigeration systems

#84
20150267951
2015-09-24

VARIABLE REFRIGERANT CHARGE CONTROL

#85
20150267950
2015-09-24

System and method for recovering refrigerant

#86
20150184911
2015-07-02

Apparatus and methodology for opening refrigerant sources while servicing automotive refrigeration systems

#87
20150153083
2015-06-04

Method and apparatus for recovering refrigerant from an air conditioning system

#88
20150139839
2015-05-21

Scotch yoke arrangement

#89
20150121936
2015-05-07

APPARATUS AND METHOD OF BACKFLOW PREVENTION

#90
20140260400
2014-09-18

Manifold for a refrigerant recovery device and method

#91
20140260353
2014-09-18

Modified hose flush device and method

#92
20140260351
2014-09-18

Method and apparatus for improving the charge accuracy of a refrigerant recovery unit

#93
20140216073
2014-08-07

Method of charging a coolant

#94
20140190202
2014-07-10

Refrigeration valve block

#95
20130305764
2013-11-21

Air-conditioning apparatus

#96
20130292591
2013-11-07

Quick-release coupling

#97
20130291976
2013-11-07

QUICK-RELEASE COUPLING

#98
20130255294
2013-10-03

Charge Port For Microchannel Heat Exchanger Systems

#99
20130118187
2013-05-16

Refrigerant charging assemblies and methods of use

#100
20130086934
2013-04-11

Inspection port

#101
20130014520
2013-01-17

Apparatus to clear oil from the hoses and front end of a recovery recharge machine

#102
20120324921
2012-12-27

METHOD FOR RECOVERING REFRIGERANT FROM A REFRIGERATION EQUIPMENT

#103
20120324920
2012-12-27

Servicing devices and methods of use thereof

#104
20120291897
2012-11-22

AIR CONDITIONING VALVE FOR EASY EVAPORATOR MAINTENANCE

#105
20120265352
2012-10-18

Refrigerant recycling system

#106
20120240601
2012-09-27

Method and apparatus for providing additive fluids to refrigerant circuit

#107
20120192576
2012-08-02

Systems, methods and apparatus for servicing a refrigeration system

#108
20120186280
2012-07-26

Method and apparatus for clearing oil inject circuit for changing oil types

#109
20120180888
2012-07-19

HIGH FLOW SERVICE VALVE

#110
20120145199
2012-06-14

HVAC-R flushing solvent

#111
20120060953
2012-03-15

AIR CONDITIONING SYSTEM SERVICE VALVE AND METHOD

#112
20120037667
2012-02-16

Method and apparatus for providing additive fluids to refrigerant circuit

#113
20120023972
2012-02-02

Vaporizing refrigerant charging tool with visual inspection window

#114
20110186160
2011-08-04

Refrigeration valve block

#115
20110139416
2011-06-16

Internal Heat Exchanger for Air Conditioning System of Motor Vehicle and Such a Circuit

#116
20110120578
2011-05-26

Manifold for refrigeration system

#117
20110120242
2011-05-26

Scotch yoke arrangement

#118
20110041522
2011-02-24

ADAPTER SYSTEM AND METHOD

#119
20100276622
2010-11-04

Valve device

#120
20100154442
2010-06-24

Portable refrigerant recovery machine

#121
20100139296
2010-06-10

Method and apparatus for providing additive fluids to refrigerant circuit

#122
20100031687
2010-02-11

Conduit Joint for a Refrigerant Charging Device

#123
20090188271
2009-07-30

Method and apparatus for clearing oil inject circuit for changing oil types

#124
20090188263
2009-07-30

Apparatus to clear oil from the hoses and front end of a recovery recharge machine

#125
20090183516
2009-07-23

Inspection port

#126
20090107164
2009-04-30

Refrigerant accumulation and oil recovery device for refrigerant fluid recovery/regeneration/recharging systems

#127
20090071179
2009-03-19

Compressor manifold for an air conditioning system of a machine

#128
20090056357
2009-03-05

Air conditioner with service valve assembly

#129
20090045624
2009-02-19

BITE TYPE TUBE CONNECTION STRUCTURE, TUBE FITTING, VALVE, CLOSING VALVE, REFRIGERATING CYCLE DEVICE, HOT-WATER SUPPLY DEVICE, BITE TYPE TUBE CONNECTION METHOD, AND ON-SITE TUBE CONNECTION METHOD

#130
20090044554
2009-02-19

SHUT-OFF VALVE SUPPORT MEMBER AND OUTDOOR UNIT OF AIR CONDITIONER PROVIDED WITH THE SAME

#131
20090032113
2009-02-05

FLAMELESS RELIEF VALVE

#132
20080229774
2008-09-25

Device for automatic processing of contaminated refrigerant from an air conditioning system

#133
20080190208
2008-08-14

Vacuum gauge and refrigeration system service tool, and methods of using the same

#134
20080061259
2008-03-13

ANTI-LEAK ADAPTOR FOR USE IN A VEHICLE AIR CONDITIONING SYSTEM TEST

#135
20080022701
2008-01-31

Apparatus and Method for Servicing a Coolant System

#136
20080000908
2008-01-03

Sealing Arrangement and Process for Hermetic Systems

#137
20070256742
2007-11-08

Dispensing tool assembly for evacuating and/or charging a fluid system

#138
20070205387
2007-09-06

Plug-style air-conditioning service valve

#139
20070180875
2007-08-09

Combination tool

#140
20070125443
2007-06-07

Apparatus And Method For Urging Fluid Into A Pressurized System

#141
20070113575
2007-05-24

Valve manifold assembly

#142
20070017244
2007-01-25

Vacuum sensor

#143
20060185380
2006-08-24

Refrigerant cycle with three-way service valve for environmentally friendly refrigerant

#144
20060179864
2006-08-17

Service valve assembly and air conditioner having the same

#145
20060131344
2006-06-22

Manual liquid metering device and cartridge

#146
20060127231
2006-06-15

Portable, refrigerant recovery unit

#147
20060107675
2006-05-25

Front-end integral air-conditioning unit

#148
20060086123
2006-04-27

Pressure testing and refrigerant recharging conduit assembly for automobiles

#149
20060086122
2006-04-27

Pressure testing and refrigerant recharging hose assembly for automobiles

#150
20060032257
2006-02-16

Compressor head, internal discriminator, external discriminator, manifold design for refrigeration recovery apparatus

#151
20050279422
2005-12-22

Apparatus and method for urging fluid into a pressurized system

#152
20050269350
2005-12-08

Controlled leakage container and method

#153
20050217285
2005-10-06

Apparatus and method for servicing a coolant system

#154
20050210894
2005-09-29

Refrigerant relief device

#155
20050126200
2005-06-16

Single valve manifold

#156
20050115610
2005-06-02

Coupling for servicing a pressurized system

#157
20050104025
2005-05-19

Plug-style air-conditioning service valve

#158
20050098213
2005-05-12

Method and apparatus for servicing a pressurized system

#159
20050092010
2005-05-05

Compressor head, internal discriminator, external discriminator, manifold design for refrigeration recovery apparatus

#160
20050081914
2005-04-21

Fluid injection system

#161
20050076718
2005-04-14

Compressor head, internal discriminator, external discriminator, manifold design for refrigerant recovery apparatus and vacuum sensor

#162
20050061014
2005-03-24

Extension for top of refrigerant can for dispensing without a valve

#163
20050016196
2005-01-27

Front-end integral air-conditioning unit

#164
20050005681
2005-01-13

Method of refrigerant leak sealant additive detection

#165
20050005680
2005-01-13

Sensing unit for detecting refrigerant leak sealant additive

#166
18093712
2024-01-23

Method and apparatus for valve core installation/removal

#167
17189410
2023-07-04

Thermal management systems

#168
16258813
2021-12-14

Refrigerant charging hose assembly

#169
15948341
2020-07-28

Refrigerant can tap

#170
14531382
2016-01-26

Vehicle air conditioning charging hose assembly and method