ClassID:

158462

F24F2013/227 - CPC Classification

Classification description:

Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening; Means for preventing condensation or evacuating condensate for evacuating condensate Condensate pipe for drainage of condensate from the evaporator

Recent Application in this class:
#1
20260132956
2026-05-14

ACOUSTICALLY OPTIMIZED DRAIN SLOTS IN A FAN COIL DEVICE

#2
20260104177
2026-04-16

HVAC DRAIN LINE AND PAN CLEANING SYSTEM AND METHOD

#3
20260090687
2026-04-02

AUTOMATIC VACUUM SYSTEM FOR PREVENTING CLOGGED AC DRAIN LINES

#4
20260071719
2026-03-12

Air Handler Mount

#5
20260026665
2026-01-29

AUTOMATED DRAINPIPE CLEARING SYSTEMS WITH SELF-CLEANING CHECK VALVES AND METHODS THEREFORE

#6
20260002696
2026-01-01

BOTTOM DRAIN PAN FOR PACKAGED TERMINAL AIR CONDITIONER SLEEVE

#7
20250360543
2025-11-27

DRAIN CLEANER APPARATUS

#8
20250290660
2025-09-18

AUTOMATED HVAC CONDENSATION DRAIN INJECTION SYSTEM AND METHOD

#9
20250251152
2025-08-07

DEHUMIDIFIER

#10
20250207812
2025-06-26

Condensate Transfer Systems for Self-Contained Heat Pump Room Conditioning Units

#11
20250137683
2025-05-01

Condensate Discharge Trays

#12
20250052434
2025-02-13

FAN ASSEMBLY

#13
20250043969
2025-02-06

System and apparatus for humidifier on high-efficiency forced air Furnace and kit therefore

#14
20250012481
2025-01-09

SEPARATION PLATES, HEAT PUMP SYSTEMS, AND METHODS OF FILTERING CONDENSATE

#15
20250012480
2025-01-09

CONDENSATION PANS, HEAT PUMP SYSTEMS, AND METHODS OF FILTERING CONDENSATE

#16
20240418378
2024-12-19

INDOOR UNIT MECHANICAL STRUCTURE FOR IMPROVED FORM FACTOR

#17
20240393007
2024-11-28

DEHUMIDIFIER

#18
20240377076
2024-11-14

Portable Dehumidifier and Method of Operation

#19
20240337412
2024-10-10

AIR CONDITIONER

#20
20240335866
2024-10-10

DRAIN CLEANER APPARATUS

#21
20240335865
2024-10-10

APPARATUS AND METHOD FOR OPTIMIZED CONDUIT LINE SANITATION

#22
20240271822
2024-08-15

RELAY UNIT AND AIR-CONDITIONING APPARATUS INCLUDING RELAY UNIT

#23
20240183573
2024-06-06

CLEANER DISPENSING SYSTEM CARTRIDGE AUTHENTICATION AND CONTROL

#24
20240142126
2024-05-02

Overflow sensor assembly in temperature control systems

#25
20240125536
2024-04-18

Condensation Collection Pan

#26
20240082891
2024-03-14

Drain cleaner apparatus

#27
20240019169
2024-01-18

OUTDOOR UNIT OF AIRCONDITIONER

#28
20230383990
2023-11-30

SENSOR DEVICE AND CONDENSATE WATER REMOVAL DEVICE

#29
20230383989
2023-11-30

SENSOR DEVICE AND CONDENSATE WATER REMOVAL DEVICE WITH A SENSOR DEVICE

#30
20230383511
2023-11-30

Plumbing Trap Assembly

#31
20230366587
2023-11-16

Drain cleaner apparatus

#32
20230332778
2023-10-19

Air conditioning system

#33
20230228451
2023-07-20

METHOD OF COMMISSIONING AN HVAC SYSTEM

#34
20230213219
2023-07-06

DEHUMIDIFIER APPLIANCE HAVING A COILED WATER CONDUIT

#35
20230175790
2023-06-08

Water-shedding device for evaporator cores

#36
20230175730
2023-06-08

ATMOSPHERIC MOISTURE CONDENSING AND HYDROPONIC GERMINATION

#37
20230175729
2023-06-08

COLLECTION AND USE OF WATER FROM AN AIR CONDITIONING SYSTEM

#38
20230152002
2023-05-18

BOTTOM DRAIN PAN FOR PACKAGED TERMINAL AIR CONDITIONER SLEEVE

#39
20230148033
2023-05-11

Air conditioner

#40
20230144945
2023-05-11

Drain cleaner apparatus

#41
20230141086
2023-05-11

Drain cleaner apparatus

#42
20230098399
2023-03-30

AIR CONDITIONER

#43
20230089873
2023-03-23

AIR-CONDITIONING DEVICE

#44
20230084627
2023-03-16

LIQUID COLLECTION CONTAINER

#45
20230076857
2023-03-09

Overflow sensor assembly in temperature control systems

#46
20230032000
2023-02-02

Indoor unit apparatus of split-type air conditioner and method for using the same

#47
20220390133
2022-12-08

CENTRAL AIR CONDITIONING AIR HANDLER DRAIN LINE FLUSH AND SCENT INJECTOR

#48
20220370662
2022-11-24

Automated Chemical Injection Device

#49
20220316754
2022-10-06

HEAT EXCHANGER ARRANGEMENT FOR HVAC SYSTEM

#50
20220268482
2022-08-25

Systems, devices, and/or methods for managing condensate

#51
20220221189
2022-07-14

Drainage mechanism and air conditioning system including the same

#52
20220163236
2022-05-26

Condensate drain system for a furnace

#53
20220128266
2022-04-28

Condenser for ventilation system

#54
20220090819
2022-03-24

Drain Pan Guard

#55
20220042719
2022-02-10

HEATED CONDENSATE DRAINAGE TUBE

#56
20210404673
2021-12-30

External-air conditioning apparatus and ventilation system

#57
20210396402
2021-12-23

Dehumidifier with controlling assembly for water pump

#58
20210389021
2021-12-16

Air conditioner

#59
20210381720
2021-12-09

APARATUS FOR WATER PURIFYING AND DEHUMIDIFYING WITH AIR PURIFYING SYSTEM

#60
20210381700
2021-12-09

Quiet room air conditioning unit

#61
20210341155
2021-11-04

Portable dehumidifier and method of operation

#62
20210332992
2021-10-28

Dehumidifier

#63
20210222909
2021-07-22

Gutter for an evaporative panel of a cooling system

#64
20210222892
2021-07-22

HEATING AND COOLING WINDOW AIR TREATMENT UNIT

#65
20210172649
2021-06-10

Condensate lifting device comprising a movable condensate receiving tank, or mounted on a support movable in translation and/or rotation

#66
20210131690
2021-05-06

Air processing device

#67
20210116146
2021-04-22

Bottom drain pan for packaged terminal air conditioner sleeve

#68
20210063046
2021-03-04

System and method for draining water from an air-conditioner

#69
20210041138
2021-02-11

A.C. drain line cleaning nozzle

#70
20210010714
2021-01-14

Air conditioner with condensation drain assembly and improved filter rack

#71
20210003318
2021-01-07

Heated condensate drainage tube

#72
20200378648
2020-12-03

Condensate receptor for vertical mounted v-coil heat exchanger

#73
20200340691
2020-10-29

Dehumidification drainage system with mist eliminator

#74
20200333039
2020-10-22

Connection box for condensate pumps in air-conditioning units

#75
20200333023
2020-10-22

Dehumidification drainage system with mist eliminator

#76
20200292215
2020-09-17

Condensate removal system for cold-climate heat pumps

#77
20200284455
2020-09-10

Air conditioner

#78
20200284445
2020-09-10

Drainage tray for a heat pump

#79
20200254495
2020-08-13

Drain line cleaning device and kit

#80
20200248924
2020-08-06

AIR PROCESSING DEVICE

#81
20200240651
2020-07-30

Indoor unit of air-conditioning apparatus and air-conditioning apparatus

#82
20200238794
2020-07-30

Drain hose and drain hose connection method

#83
20200224890
2020-07-16

Rough-in box for high wall minisplit (ductless) airconditioners

#84
20200149765
2020-05-14

Overflow sensor assembly in temperature control systems

#85
20200124319
2020-04-23

Condensate management system

#86
20200124315
2020-04-23

Air conditioner indoor unit and air conditioner

#87
20200096228
2020-03-26

Air conditioner

#88
20200080733
2020-03-12

Outdoor unit for air-conditioning apparatus, and air-conditioning apparatus including the same

#89
20200061532
2020-02-27

Dehumidifier

#90
20200056794
2020-02-20

Dehumidification drainage system with mist eliminator

#91
20200041166
2020-02-06

Liquid drainage systems and methods

#92
20200033024
2020-01-30

Indoor unit of air-conditioning apparatus

#93
20190383502
2019-12-19

Air conditioner

#94
20190383501
2019-12-19

Drain pan and refrigeration cycle apparatus

#95
20190376723
2019-12-12

CONDENSATE MANAGEMENT SYSTEMS AND METHODS

#96
20190360721
2019-11-28

Ultrasonic condensate management system and method

#97
20190337027
2019-11-07

Self cleaning condensate drain pressure trap

#98
20190277577
2019-09-12

System and method for heat exchanger of an HVAC and R system

#99
20190234651
2019-08-01

Wet or dry condensate traps for heating and cooling

#100
20190226752
2019-07-25

Cooling coil drain pan

#101
20190226715
2019-07-25

Systems, devices, and/or methods for managing condensate

#102
20190203973
2019-07-04

Particulate Catch Basin for Condensate Drain Line

#103
20190162427
2019-05-30

AIR CONDITIONING ECONOMIZER

#104
20190145654
2019-05-16

Flow-through Piping Cap CIP

#105
20190128560
2019-05-02

Air conditioner with condensation drain assembly and improved filter rack

#106
20190063786
2019-02-28

Atmospheric moisture condensing and hydroponic germination

#107
20190056142
2019-02-21

Air Conditioning Drain Line, Anti-Contaminant Device

#108
20190041069
2019-02-07

AN AIR CONDITIONER

#109
20180372370
2018-12-27

Water reservoir for a portable dehumidifier

#110
20180347851
2018-12-06

Drain hose and air conditioner including the same

#111
20180340537
2018-11-29

Condensate recovery system and method

#112
20180320924
2018-11-08

Flow-through Insect Screen

#113
20180312418
2018-11-01

RECOVERY AND TREATMENT OF WATER HARVESTED FROM RAIN AND CLIMATE CONTROL EQUIPMENT

#114
20180259200
2018-09-13

Drainage tray for a heat pump

#115
20180224154
2018-08-09

Air conditioner

#116
20180202704
2018-07-19

Condensate drain pan port

#117
20180202685
2018-07-19

BUILT-IN BOX FOR SUPPLYING INTERNAL UNITS OF AIR CONDITIONING SYSTEMS PROVIDED WITH A CONDENSATE COLLECTION TRAY

#118
20180195758
2018-07-12

Water draining structure of dehumidifier and dehumidifier

#119
20180135885
2018-05-17

Water heater appliance

#120
20180119987
2018-05-03

Humidifier auxiliary drain pan

#121
20180112889
2018-04-26

Air-Conditioning Condensate Drain Cleaning Apparatus

#122
20180106507
2018-04-19

Variable refrigerant package

#123
20180106506
2018-04-19

Variable refrigerant package

#124
20180100674
2018-04-12

Variable refrigerant package

#125
20180087803
2018-03-29

A/C Condensate Water Inlet Safe Guard

#126
20180073768
2018-03-15

Control cabinet cooling device with a condensate separator

#127
20180023822
2018-01-25

Indoor unit and air-conditioning apparatus

#128
20180003399
2018-01-04

Variable refrigerant flow (VRF) air conditioning and related methods

#129
20180003398
2018-01-04

Variable refrigerant flow (VRF) air conditioning and related methods

#130
20170343258
2017-11-30

Indoor unit of air-conditioning apparatus having leaked refrigerant ventilation

#131
20170307251
2017-10-26

ATMOSPHERIC WATER GENERATOR

#132
20170254560
2017-09-07

Evaporator rough-in box

#133
20170239697
2017-08-24

Foot operated drain pump

#134
20170219223
2017-08-03

Refrigeration Tubing Receptacle Box

#135
20170211842
2017-07-27

EVAPORATOR ROUGH-IN BOX

#136
20170176056
2017-06-22

Variable refrigerant package

#137
20170159950
2017-06-08

Compressor

#138
20170153028
2017-06-01

AIR CONDITIONING ECONOMIZER

#139
20170115027
2017-04-27

Air conditioner

#140
20170045286
2017-02-16

Water drainage assembly for use in a refrigeration appliance

#141
20170030595
2017-02-02

Indoor device of air conditioner

#142
20160377317
2016-12-29

Drain hose and air conditioner including the same

#143
20160265804
2016-09-15

Building ventilator

#144
20160265795
2016-09-15

After market installable closed loop humidifier system and kit utilizing high efficiency furnace condensate water or city water inlet for humidifying an enclosed space

#145
20160238269
2016-08-18

DEHUMIDIFIER

#146
20160201941
2016-07-14

Water-evacuator for air conditioner

#147
20160195345
2016-07-07

CONDENSATE DRAIN DEVICES FOR HEAT EXCHANGER COIL AND METHODS FOR MAKING THE SAME

#148
20160001637
2016-01-07

Water discharge device and air conditioning device with same

#149
20150323241
2015-11-12

Overflow safety switch mounting device

#150
20150300680
2015-10-22

Condensate drainage device for heat exchanger

#151
20150198343
2015-07-16

Valve for roof vent

#152
20150159909
2015-06-11

Method, system, and device for liquid drainage

#153
20150159889
2015-06-11

Dehumidifier

#154
20150153055
2015-06-04

Drain line access device with interior overflow safety switch

#155
20150059868
2015-03-05

Hose attachment device for clearing drain lines

#156
20140352344
2014-12-04

Air conditioning unit

#157
20140130529
2014-05-15

Condensate management system and methods

#158
20140109988
2014-04-24

Drain line access device

#159
20130312432
2013-11-28

Water-evacuator for air conditioner

#160
20130306280
2013-11-21

Heat exchanger having a condensate extractor

#161
20130270816
2013-10-17

Air conditioner water pan drain line system

#162
20130199221
2013-08-08

Apparatus and method to recover and dispense potable water

#163
20130126008
2013-05-23

Device for discharging condensate for a housing of a motor vehicle closed off from the environment, housing, and motor vehicle

#164
20130098095
2013-04-25

MODULAR DRAIN PAN ASSEMBLY, WITH SEAMLESS FLOOR, FOR HORIZONTALLY POSITIONED DUAL-PASS COOLING COILS

#165
20130074528
2013-03-28

AIR DEHUMIDIFICATION UNIT AND PROCESS

#166
20120073237
2012-03-29

Pipe Support System

#167
20120048257
2012-03-01

Condensing Gas Package Unit Configured to Drain Condensate Through Inducer Fan and Method of Reducing Fuel Consumption

#168
20120031134
2012-02-09

Indoor unit of air-conditioning apparatus and air-conditioning apparatus

#169
20120015018
2012-01-19

Mixed antibacterial glass

#170
20120000233
2012-01-05

Air conditioner water pan drain line system

#171
20110308546
2011-12-22

Self-sanitizing automated condensate drain cleaner and related method of use

#172
20110283730
2011-11-24

APPARATUS AND METHOD TO RECOVER AND DISPENSE POTABLE WATER

#173
20110271704
2011-11-10

Sediment trap system and method

#174
20110192180
2011-08-11

Frost protection system for condensate drain pipe

#175
20110174714
2011-07-21

Drainage fitting for air-conditioner drainage device

#176
20110154845
2011-06-30

Air conditioner

#177
20110048051
2011-03-03

Heating Ventilation Air Conditioner (HVAC) Compressor Efficiency Enhancement Apparatus

#178
20110019984
2011-01-27

Conduit for a condensation removal pump

#179
20110016904
2011-01-27

Continuous drain-type dehumidifier

#180
20110005256
2011-01-13

AC Cooler Device

#181
20100212346
2010-08-26

WICKING CONDENSATE EVAPORATOR FOR AN AIR CONDITIONING SYSTEM

#182
20100126198
2010-05-27

Condensation pump for roof-top air conditioner

#183
20100071399
2010-03-25

Easily-drainable dehumidifier

#184
20090277206
2009-11-12

A/C drain line device

#185
20090084127
2009-04-02

Air Conditioner

#186
20090064698
2009-03-12

Condensate liquid pumping system

#187
20090031746
2009-02-05

DEVICE FOR ELIMINATING THE WATER PRODUCED BY AIR CONDITIONING SYSTEMS

#188
20080245802
2008-10-09

Drain pan assembly

#189
20080216503
2008-09-11

Condensate recovery and treatment system

#190
20080190494
2008-08-14

Water Processing System and Method

#191
20080148654
2008-06-26

Air conditioning line flashing panel

#192
20080104988
2008-05-08

Air conditioner

#193
20080099083
2008-05-01

Drain trap

#194
20080022700
2008-01-31

INDOOR UNIT OF AIR CONDITIONER

#195
20080011354
2008-01-17

Water Processing System and Method

#196
20070207135
2007-09-06

Drip tray tablet

#197
20070193634
2007-08-23

Activation assembly in a dehumidifier

#198
20070144198
2007-06-28

Automatic draining apparatus of condensation

#199
20070028640
2007-02-08

Condensate removal apparatus and method

#200
20060199506
2006-09-07

Automatic drain docking system for HVAC module drain pipe

#201
20060185733
2006-08-24

Gravity flow drain extension for a condensation drain line

#202
20060123711
2006-06-15

Air conditioning line flashing panel

#203
20060097427
2006-05-11

Fixtures for trapping condensation

#204
20060076055
2006-04-13

Gravity flow drain extension for a condensation drain line

#205
20060070658
2006-04-06

Drain water discharge structure for air conditioner

#206
20060053817
2006-03-16

Diesel fuel heated dessicant reactivation with same direction reactivation and processed air flow

#207
20060005561
2006-01-12

Condensed water production system

#208
20050183346
2005-08-25

Air conditioning condensation drainage system

#209
18827551
2025-09-09

Air handler mount

#210
18212842
2024-12-31

Air conditioning system and method comprising an automatic cleaning of a condensate drain pipe

#211
18061248
2023-09-19

Cleaner dispensing system cartridge authentication and control

#212
17962622
2023-07-11

Automatic air conditioner drain system sterilizer

#213
17591410
2024-01-02

Copper coated AC drain pan basin

#214
17182298
2022-01-25

Systems, devices, and/or methods for managing condensate

#215
16679534
2022-12-06

Condensate drain line cleaning system

#216
16398590
2021-11-16

Air conditioning drain line system

#217
15970233
2019-09-10

Inline drain line access device with cleanout adapter

#218
15413922
2018-05-22

Air conditioner condensate drain line clean-out system

#219
15386247
2018-06-26

Dispenser apparatus and method

#220
14560469
2018-04-17

Air conditioning condensate treatment system