ClassID:

158187

F24F3/048 - CPC Classification

Classification description:

Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems; Systems in which all treatment is given in the central station, i.e. all-air systems with temperature control at constant rate of air-flow

Sub-classes:
Recent Application in this class:
#1
20250341320
2025-11-06

MULTI-ZONE VARIABLE REFRIGERANT FLOW HEATING/COOLING UNIT

#2
20230341145
2023-10-26

Air conditioning system

#3
20230296270
2023-09-21

MULTI-ZONE VARIABLE REFRIGERANT FLOW HEATING/COOLING UNIT

#4
20230063742
2023-03-02

HVAC systems with evaporator bypass and supply air recirculation and methods of using same

#5
20220404058
2022-12-22

Air conditioning system

#6
20210180806
2021-06-17

Control system bypassing for industrial cold storage

#7
20210140673
2021-05-13

HVAC systems with evaporator bypass and supply air recirculation and methods of using same

#8
20210123614
2021-04-29

Multi-zone variable refrigerant flow heating/cooling unit

#9
20200340689
2020-10-29

Control system and method for controlling a fluid distribution system

#10
20200300497
2020-09-24

HVAC systems with evaporator bypass and supply air recirculation and methods of using same

#11
20200015389
2020-01-09

Control and optimization of indirect evaporative cooling units for data center cooling

#12
20190390861
2019-12-26

Air conditioner

#13
20190286173
2019-09-19

SYSTEMS AND METHODS FOR DETECTING AIRFLOW IN HEATING, VENTILATION, AND AIR CONDITIONING UNITS

#14
20190072292
2019-03-07

Air temperature control using potable water

#15
20190032930
2019-01-31

Multi-zone variable refrigerant flow heating/cooling unit

#16
20170167747
2017-06-15

Smart building HVAC energy management system

#17
20170138619
2017-05-18

Multi-zone variable refrigerant flow heating/cooling unit

#18
20160327287
2016-11-10

Multi-zone variable refrigerant flow heating/cooling unit

#19
20160116180
2016-04-28

Method for controlling constant air volume of ECM motor in HVAC system

#20
20110173999
2011-07-21

Control of a conditioned air supply system

#21
20060225446
2006-10-12

Cooling provisioning for heat generating devices