ClassID:

158474

F24F2203/021 - CPC Classification

Classification description:

Devices or apparatus used for air treatment; System or Device comprising a heat pump as a subsystem, e.g. combined with humidification/dehumidification, heating, natural energy or with hybrid system Compression cycle

Sub-classes:
Recent Application in this class:
#1
20260092716
2026-04-02

CONTROL METHOD FOR A HYDRONIC SYSTEM

#2
20260092711
2026-04-02

COOLING AND DEHUMIDIFICATION SYSTEM

#3
20250362052
2025-11-27

Climate-Control System With Sensible and Latent Cooling

#4
20250354702
2025-11-20

INTEGRATED HVAC AND DIRECT CARBON CAPTURE SYSTEM AND METHOD

#5
20250314394
2025-10-09

Heating, Ventilation, and Air Conditioning System and Method

#6
20250290648
2025-09-18

AIR CIRCULATORY SYSTEM WITH ERV, HEATER, AND AIR CONDITION SYSTEM

#7
20250257884
2025-08-14

HEAT PUMP SYSTEM WITH THE FUNCTION OF DEHUMIDIFICATION UNIT INSIDE INDOOR UNIT AND ITS CONTROLLING METHOD

#8
20250244043
2025-07-31

COMFORT CONTROL SYSTEM AND METHOD

#9
20250155143
2025-05-15

THERMAL ENERGY CONSERVING AIR HANDLER

#10
20250088003
2025-03-13

SYNERGISTIC SYSTEM

#11
20250020345
2025-01-16

ENERGY MANAGEMENT SYSTEMS

#12
20240418380
2024-12-19

ROOFTOP AIR CONDITIONING UNIT

#13
20240369239
2024-11-07

HYBRID AIR-CONDITIONING SYSTEM FOR EFFICIENT COOLING AND DEHUMIDIFICATION AND METHOD

#14
20240328658
2024-10-03

AIR-CONDITIONING SYSTEM AND AIR-CONDITIONING CONTROL APPARATUS

#15
20240328641
2024-10-03

COOLING AND DEHUMIDIFICATION SYSTEM

#16
20240159424
2024-05-16

Heating, Ventilation, and Air Conditioning System and Method

#17
20240159404
2024-05-16

Heating, Ventilation, and Air Conditioning System and Method

#18
20230332786
2023-10-19

Modulating reheat functionality for HVAC system

#19
20230221014
2023-07-13

Dehumidification system and method

#20
20230191312
2023-06-22

Electrochemically regenerated liquid desiccant dehumidification system using a secondary heat pump

#21
20230184447
2023-06-15

Systems and methods of isothermal compression for energy storage

#22
20230128439
2023-04-27

Systems and methods for a refrigerant sub-system for a heating, ventilation, and air conditioning system

#23
20230091015
2023-03-23

Stretchable laminates

#24
20220397296
2022-12-15

Modulating reheat functionality for HVAC system

#25
20220214056
2022-07-07

Air conditioner

#26
20220136715
2022-05-05

Device for Continuous and Efficient Water Absorption and Regeneratation of Desiccant, an Air Cooler, and a Method for Controlling Such a Device

#27
20220113042
2022-04-14

AIR TREATMENT APPARATUS

#28
20220099313
2022-03-31

SYSTEMS AND METHODS FOR A REFRIGERANT SUB-SYSTEM FOR A HEATING, VENTILATION, AND AIR CONDITIONING SYSTEM

#29
20210364169
2021-11-25

Air conditioner capable of performing dehumidification while maintaining a temperature of indoor air at a constant level

#30
20200408426
2020-12-31

Method and apparatus for re-heat circuit operation

#31
20200240673
2020-07-30

Systems and methods for pumping down flammable refrigerant

#32
20200240661
2020-07-30

Systems and methods for pumping down flammable refrigerant

#33
20200132320
2020-04-30

Detecting blockage of air conditioner unit based on control signal

#34
20200018513
2020-01-16

Water cooled-type air conditioning system

#35
20190316807
2019-10-17

Heat pump with integrated energy recovery ventilator (ERV)

#36
20190309993
2019-10-10

Thermal energy system and method of operation

#37
20190309965
2019-10-10

Method and apparatus for re-heat circuit operation

#38
20190285290
2019-09-19

Heat-pump driven desiccant regeneration

#39
20190242597
2019-08-08

Air conditioner system, air conditioner control device, air conditioner method, and program for control using water circulation and based on indoor latent and sensible heat loads

#40
20180372348
2018-12-27

Dehumidifying apparatus

#41
20180356124
2018-12-13

MOVABLE HEAT EXCHANGER

#42
20180238580
2018-08-23

Air conditioner and its operating method

#43
20180093900
2018-04-05

INTEGRATED MECHANICAL, ELECTRICAL AND PLUMBING APPLIANCE FOR A BUILDING

#44
20170205092
2017-07-20

Dehumidification device with mode selection control

#45
20170205089
2017-07-20

Dehumidifier

#46
20170198926
2017-07-13

HUMIDITY CONTROL APPARATUS

#47
20170184319
2017-06-29

Desiccant air conditioning methods and systems

#48
20170176027
2017-06-22

Variable refrigerant package

#49
20170045242
2017-02-16

Hybrid heat pump apparatus

#50
20160231009
2016-08-11

Air conditioner

#51
20160030858
2016-02-04

Atmospheric water generation systems

#52
20150300665
2015-10-22

Humidification device

#53
20150219365
2015-08-06

Thermal energy system and method of operation

#54
20140245772
2014-09-04

Integrated membrane dehumidification system

#55
20140202190
2014-07-24

Dehumidification system

#56
20130227982
2013-09-05

Desiccant-based air conditioning system

#57
20120312045
2012-12-13

WATER SUPPLY APPARATUS

#58
20120260685
2012-10-18

Heat pump system

#59
20120131933
2012-05-31

Method of conditioning air with a refrigeration loop connected to a water circuit

#60
20110259027
2011-10-27

Heat pump type hot water supply apparatus

#61
20110259025
2011-10-27

HEAT PUMP TYPE SPEED HEATING APPARATUS

#62
20110101117
2011-05-05

Humidity control device

#63
20100012291
2010-01-21

Air processor and system for heating and cooling

#64
20080265045
2008-10-30

Humidity Control System

#65
20070144189
2007-06-28

Air conditioner and method of controlling such

#66
18138364
2024-04-30

Thermal energy storage with actively tunable phase change materials

#67
17519473
2024-01-16

Cooling and dehumidifcation system

#68
15696028
2024-09-03

Continuously variable chiller and control systems, methods, and apparatuses