ClassID:

158021

F24D19/1087 - CPC Classification

Classification description:

Details; Arrangement or mounting of control or safety devices for air heating systems system using a heat pump

Recent Application in this class:
#1
20260110444
2026-04-23

Integrated Thermal Energy Storage and Heat Pump System for Enhanced Demand Response

#2
20250297750
2025-09-25

AIR-CONDITIONING APPARATUS FOR INDOOR ENVIRONMENTS

#3
20250020336
2025-01-16

Method For Operating a Heat Pump

#4
20230073117
2023-03-09

System and method for operating an air conditioner unit having an auxiliary electric heater

#5
20220146147
2022-05-12

AIR HEATING AND POTABLE WATER SYSTEM HAVING A WATER HEATER AND A HYDRONIC AIR HANDLER

#6
20220082268
2022-03-17

VARIABLE CAPACITY HEAT PUMP SYSTEM

#7
20210348773
2021-11-11

Air conditioning system and method for controlling air conditioning system

#8
20210310668
2021-10-07

SUPPLEMENTAL HEATING DEVICE AND METHOD

#9
20210278094
2021-09-09

Distributed heating and cooling network

#10
20210270491
2021-09-02

Method and controller for controlling a reversible heat pump assembly

#11
20210164680
2021-06-03

Portable thermostat systems and methods

#12
20200309414
2020-10-01

Heating unit with a partition

#13
20200263881
2020-08-20

Heat pump system and method for controlling a heat pump system

#14
20200041144
2020-02-06

Heat source system controlling device, heat source system, heat source system controlling method, and heat source system controlling program

#15
20190301776
2019-10-03

Heat Source Optimization System

#16
20190277531
2019-09-12

Portable thermostat systems and methods

#17
20190195523
2019-06-27

Fault detection diagnostic variable differential variable delay thermostat

#18
20190072284
2019-03-07

Heat-pump air-conditioning hot-water supply device

#19
20180363926
2018-12-20

Method of monitoring charge condition of heat pump system

#20
20180336775
2018-11-22

Heat pump system and method for monitoring valve leaks in a heat pump system

#21
20180335219
2018-11-22

Heat pump system and method for controlling a heat pump system

#22
20180187931
2018-07-05

Heat source optimization system

#23
20180181148
2018-06-28

Smart thermostat with active power stealing an processor isolation from switching elements

#24
20180100663
2018-04-12

Thermostat algorithms and architecture for efficient operation at low temperatures

#25
20170122576
2017-05-04

Gas fired modular blower control and associated methodology

#26
20170003036
2017-01-05

Apparatus and method for heating air at an air treatment device

#27
20160341434
2016-11-24

Air conditioning system

#28
20160334115
2016-11-17

Air conditioning system with heat pump section and separate heat source section

#29
20160301344
2016-10-13

Cogeneration system configured to be installed into an existing boiler plant/emergency generator installation and process for cogeneration

#30
20160298862
2016-10-13

Thermostat hood for a heating system of an air conditioner unit

#31
20160187043
2016-06-30

System and method for maintaining air temperature within a building HVAC system

#32
20160061508
2016-03-03

Apparatus and method for hybrid water heating and air cooling and control thereof

#33
20160061502
2016-03-03

Apparatus and method for hybrid water heating and air cooling and control thereof

#34
20150354843
2015-12-10

System and method for optimizing energy consumption in an HVAC unit by minimizing chiller activity

#35
20150330675
2015-11-19

Heat pump system

#36
20150292752
2015-10-15

HEAT PUMP WITH IMPROVED PERFORMANCE DURING COLD OUTDOOR TEMPERATURES

#37
20150219343
2015-08-06

Air conditioning system

#38
20150219342
2015-08-06

Air conditioning system

#39
20150135748
2015-05-21

Heat pump system with refrigerant charge diagnostics

#40
20150135744
2015-05-21

Combination air and ground source heating and/or cooling system

#41
20150122901
2015-05-07

Wear-leveling for components of an auxiliary heat source

#42
20150115046
2015-04-30

Thermostat with self-configuring connections to facilitate do-it-yourself installation

#43
20150090803
2015-04-02

Air conditioning system

#44
20150068226
2015-03-12

Apparatus and method for controlling indoor airflow for heat pumps

#45
20150034729
2015-02-05

Thermostat with self-configuring connections to facilitate do-it-yourself installation

#46
20150034293
2015-02-05

Air-conditioning apparatus

#47
20150027144
2015-01-29

Air conditioner and control method thereof

#48
20150021005
2015-01-22

Temperature control system

#49
20150013958
2015-01-15

Air-conditioning system

#50
20140358295
2014-12-04

Power management in energy buffered building control unit

#51
20140299289
2014-10-09

Heat-pump system with refrigerant charge diagnostics

#52
20140262134
2014-09-18

HVAC system remote monitoring and diagnosis

#53
20140252100
2014-09-11

Gas fired modular blower control and associated methodology

#54
20140203092
2014-07-24

COMMUNICATING THERMOSTAT RECOVERY ALGORITHM

#55
20140158783
2014-06-12

HVAC systems

#56
20140020637
2014-01-23

Apparatus for using cast-off heat to warm water from household water heater

#57
20130338835
2013-12-19

Cogeneration system and process for determining whether to use cogeneration

#58
20130213069
2013-08-22

Heat Pump

#59
20130180266
2013-07-18

Heat pump system with auxiliary heat exchanger

#60
20130168459
2013-07-04

Low-Power Residential Heating System

#61
20130126625
2013-05-23

Fuel Cell Heat Pump

#62
20130098102
2013-04-25

Heat pump system

#63
20130098096
2013-04-25

Heat pump system

#64
20130035794
2013-02-07

METHOD AND SYSTEM FOR CONTROLLING BUILDING ENERGY USE

#65
20120324923
2012-12-27

Heat pump and method for controlling the same

#66
20120273580
2012-11-01

Thermostat with self-configuring connections to facilitate do-it-yourself installation

#67
20120261109
2012-10-18

Power management in energy buffered building control unit

#68
20120248212
2012-10-04

Methods and Systems for Controlling a Hybrid Heating System

#69
20120248211
2012-10-04

Thermostat with self-configuring connections to facilitate do-it-yourself installation

#70
20120248210
2012-10-04

Power management in energy buffered building control unit

#71
20120245739
2012-09-27

System and method for maintaining air temperature within a building HVAC system

#72
20120192577
2012-08-02

Wear-leveling for components of an auxiliary heat source

#73
20120055177
2012-03-08

Air conditioner and control method thereof

#74
20120027388
2012-02-02

ADAPTIVE HEAT PUMP RESISTANCE HEAT CONTROLLER

#75
20110057046
2011-03-10

Heating system controller, a heating system and a method of operating a heating system

#76
20110041835
2011-02-24

SOLAR HEAT EXCHANGER

#77
20110041833
2011-02-24

SOLAR HEAT EXCHANGER CONTROLLER

#78
20090114732
2009-05-07

Multiple cell heat transfer system

#79
17822014
2024-12-10

HVAC apparatus, method, and system

#80
15002019
2018-03-13

Heat source optimization system

#81
14199336
2018-09-11

HVAC apparatus, method, and system