ClassID:

158299

F24F7/025 - CPC Classification

Classification description:

Ventilation; Roof ventilation with forced air circulation by means of a built-in ventilator

Recent Application in this class:
#1
20260132955
2026-05-14

ONE STEP INSTALLATION OF VENT ASSEMBLY FROM INSIDE THE STRUCTURE

#2
20260117999
2026-04-30

SOLAR FAN ASSEMBLY FOR A BUILDING STRUCTURE

#3
20250334286
2025-10-30

SMART ATTIC VENTILATION SYSTEM, AND SENSOR MODULE THEREFOR

#4
20250237407
2025-07-24

DUAL SEAL ACCESS PANEL

#5
20250198636
2025-06-19

VENTILATION OF AN OFFICE POD

#6
20250137669
2025-05-01

ROOF-MOUNTED EXHAUST UNIT

#7
20250102167
2025-03-27

NOZZLE ASSEMBLY FOR EXHAUST FAN UNIT OF HVAC SYSTEM

#8
20240401838
2024-12-05

BATTERYLESS ULTRA-LOW POWER ADJUSTABLE TEMPERATURE-HUMIIDTY SENSOR SWITCH

#9
20240401822
2024-12-05

ROOF VENT WITH AN INTEGRATED FAN

#10
20240392985
2024-11-28

SOLAR-POWERED VENTILATION SYSTEM

#11
20240361024
2024-10-31

ROOF VENT AND ROOF VENTILATION SYSTEM

#12
20240344731
2024-10-17

MULTIFUNCTION ADAPTIVE FAN SYSTEM

#13
20240344723
2024-10-17

SOLAR POWERED ROOF VENTILATOR

#14
20240310062
2024-09-19

ROTARY ROOF VENT

#15
20240247823
2024-07-25

EXHAUST FAN

#16
20240230118
2024-07-11

ATTIC VENTILATION SYSTEM, ROOF VENT THEREFOR, AND METHOD OF INSTALLATION AND SERVICING THEREOF

#17
20240191889
2024-06-13

ATTIC VENTILATION SYSTEMS FOR CONTROLLING HEAT AND MOISTURE

#18
20240060670
2024-02-22

Multifunction adaptive whole house fan system

#19
20240035686
2024-02-01

AIR FLOW AMPLIFIER FOR HVAC SYSTEM

#20
20240027084
2024-01-25

VENTILATION SYSTEMS

#21
20230400202
2023-12-14

ATTIC VENTILATION SYSTEM

#22
20230279664
2023-09-07

Roof window system with a ventilation unit mounted adjacent to the roof window, a roof structure including a roof window system, a method of providing a roof window system and a method of retrofitting a roof window system

#23
20230243340
2023-08-03

Power Generating Roof Ventilation Device

#24
20230115888
2023-04-13

ATTIC FAN ASSEMBLY

#25
20230111903
2023-04-13

EXTRACTOR WITH SEGMENTED POSITIVE PRESSURE AIRFLOW SYSTEM

#26
20230102010
2023-03-30

Powered roof ridge ventilation system

#27
20230077435
2023-03-16

VENTILATION FAN SYSTEM WITH ADVANCED CHROMATHERAPY CONTROLS

#28
20230055219
2023-02-23

HINGE ASSEMBLY

#29
20230053147
2023-02-16

INSTALLATION FRAME OF AN EXHAUST BLOWER OF A BUILDING AND EXHAUST AIR CONTROL SYSTEM

#30
20230028466
2023-01-26

ROOF MOUNTED VENTILATION ASSEMBLY

#31
20220412588
2022-12-29

AUTOMATED COOLING SYSTEM FOR A BUILDING STRUCTURE

#32
20220381460
2022-12-01

PASSIVE/ACTIVE VENTILATION AND LIGHTING SYSTEM, APPARATUS, AND METHOD OF USING THE SAME

#33
20220364751
2022-11-17

Multifunction adaptive whole house fan system

#34
20220325545
2022-10-13

Freestanding enclosed office with wall support structure

#35
20220316726
2022-10-06

ROTARY ROOF VENT

#36
20220282876
2022-09-08

Hinge assembly

#37
20220282491
2022-09-08

Handle assembly

#38
20220260266
2022-08-18

Roof vent and roof ventilation system

#39
20220260089
2022-08-18

Nozzle assembly for exhaust fan unit of HVAC system

#40
20220154897
2022-05-19

Ventilation fan system with advanced chromatherapy controls

#41
20220136718
2022-05-05

Roof Vent Cage Assembly

#42
20220120457
2022-04-21

Windband silencer with means to reduce cross-wind pressure differential

#43
20220099317
2022-03-31

Hybrid roof vent

#44
20220098884
2022-03-31

Mobile cabin with ventilation system and a method for ventilation thereof

#45
20220082285
2022-03-17

Multifunction adaptive whole house fan system

#46
20210348791
2021-11-11

Multifunction adaptive whole house fan system

#47
20210270475
2021-09-02

Attic ventilation system

#48
20210231325
2021-07-29

Multifunction adaptive whole house fan system

#49
20210215362
2021-07-15

Air flow amplifier for HVAC system

#50
20210198894
2021-07-01

Roof window system with a ventilation unit mounted adjacent to the roof window, and a method of providing ventilation for a building

#51
20210198893
2021-07-01

Roof window system with a ventilation unit mounted adjacent to the roof window, a roof structure including a roof window system, a method of providing a roof window system and a method of retrofitting a roof window system

#52
20210190280
2021-06-24

Ventilation fan system with advanced chromatherapy controls

#53
20210156582
2021-05-27

Fresh air cooling and ventilating system

#54
20210140675
2021-05-13

Rooftop exhaust fan having a mechanism for locking the fan in an open position

#55
20210048205
2021-02-18

Ventilation systems

#56
20200393150
2020-12-17

Systems and methods for drying roofs

#57
20200348035
2020-11-05

Roof mounted ventilation assembly

#58
20200340695
2020-10-29

POWERED ROOF RIDGE VENTILATION SYSTEM

#59
20200200411
2020-06-25

Roof vent and roof ventilation system

#60
20200173674
2020-06-04

Roof vent with an integrated fan

#61
20200124296
2020-04-23

Saddle window air conditioner with an adjustable chaseway

#62
20200122075
2020-04-23

DUST COLLECTOR CONTROL SYSTEM

#63
20200103129
2020-04-02

Bottom-mounted whole house fan assembly

#64
20200094670
2020-03-26

Portable and removable air-cooling accessory for engine cooling in a piston engine aircraft and method of use thereof

#65
20200088425
2020-03-19

Coaxial Ventilator

#66
20190360649
2019-11-28

Ventilation fan system with advanced chromatherapy controls

#67
20190249889
2019-08-15

VENTILATION DEVICE

#68
20190242600
2019-08-08

Indoor ventilation exhaust system

#69
20190226700
2019-07-25

SELF-CONTAINED PRE-MANUFACTURED AIR UNIT FOR INSTALLATION ON A ROOF OF A BUILDING

#70
20190219289
2019-07-18

Windband silencer with means to reduce cross-wind pressure differential

#71
20190186765
2019-06-20

Ventilation system and method

#72
20190017715
2019-01-17

BUILDING HEAT DISSIPATION HOOD STRUCTURE RECEIVING A FAN THEREIN AND A METHOD FOR PRODUCING THE SAME

#73
20180328040
2018-11-15

Ridge vent protection system

#74
20180245808
2018-08-30

Ventilator and method of manufacturing ventilator

#75
20180209672
2018-07-26

HINGE ASSEMBLY FOR SUPPORTING A FAN ON A ROOF

#76
20180195750
2018-07-12

Ventilating fan

#77
20180180311
2018-06-28

HYBRID ROOFTOP TURBINE GRAVITY VENTILATOR

#78
20180093215
2018-04-05

Dust collector control system

#79
20170370601
2017-12-28

Roof ventilator reinforcement and hinge system

#80
20170370095
2017-12-28

Systems and methods for drying roofs

#81
20170191682
2017-07-06

Cooling system for buildings and method

#82
20170167493
2017-06-15

HYBRID VENTILATOR

#83
20170153030
2017-06-01

Hybrid ventilator

#84
20170146254
2017-05-25

Green HVAC for commercial buildings/warehouses/multi level residentials

#85
20170122609
2017-05-04

Flapper valve adaptor for a roof vent and method of installing the same

#86
20170082318
2017-03-23

Hinged hold-open assembly for roof ventilator

#87
20170016640
2017-01-19

Extractor with segmented positive pressure airflow system

#88
20160327292
2016-11-10

Control system for exhaust gas fan system

#89
20160278517
2016-09-29

RETRACTABLE VENTED ATTIC STORAGE SYSTEM

#90
20160252263
2016-09-01

Hinge assembly for supporting a fan on a roof

#91
20160244962
2016-08-25

Systems and methods for drying roofs

#92
20160025361
2016-01-28

Automatic roof ventilation system

#93
20160010886
2016-01-14

Concealed Housing For A Solar Powered Attic Fan

#94
20150316280
2015-11-05

HYBRID VENTILATOR

#95
20150316030
2015-11-05

HYBRID VENTILATOR

#96
20150253021
2015-09-10

Roof vent with an integrated fan

#97
20150226442
2015-08-13

Ventilator and blade therefor

#98
20150219358
2015-08-06

System for optimising an environmental parameter of an enclosed space

#99
20150219347
2015-08-06

Rotor ventilator

#100
20150139823
2015-05-21

Aspirating induction nozzle with flow transition

#101
20150086354
2015-03-26

Ventilating fan

#102
20150086353
2015-03-26

Ventilating fan

#103
20150086349
2015-03-26

Powered ventilators

#104
20140323033
2014-10-30

ROTOR VENTILATOR

#105
20140319984
2014-10-30

CABINET VENTILATION SYSTEM

#106
20140187136
2014-07-03

Exhaust fan assembly

#107
20140120818
2014-05-01

Attic Ventilation Turbine with Integrated Flex Blade

#108
20140102013
2014-04-17

System and method for management of a roof

#109
20140099878
2014-04-10

Automatic roof ventilation system

#110
20140094109
2014-04-03

Ventilation device

#111
20140057546
2014-02-27

Entryway Ventilation Control Cover

#112
20130189917
2013-07-25

ATTIC VENTILATION SYSTEM

#113
20130074428
2013-03-28

Roof ridge ventilation system

#114
20130040553
2013-02-14

Hyper-aeration apparatus for attic ventilation

#115
20130017775
2013-01-17

Hinge assembly for supporting a fan on a roof

#116
20120322358
2012-12-20

Variable-volume exhaust system

#117
20120302154
2012-11-29

Solar powered vent fan system and kit of parts

#118
20120302153
2012-11-29

SYSTEM AND METHOD FOR VENTILATING AN ATTIC

#119
20120292407
2012-11-22

Aspirating induction nozzle

#120
20120252348
2012-10-04

Solar-powered ridge vent fan unit

#121
20120178357
2012-07-12

SOLAR-POWERED FAN THAT FITS INSIDE NEW AND/OR EXISTING ROOF VENTS

#122
20120144763
2012-06-14

Roof panel systems for building construction

#123
20120094589
2012-04-19

AIR DEFLECTOR AND METHOD FOR MOUNTING AN AIR DEFLECTOR

#124
20120068466
2012-03-22

Energy recovery system for exhaust energy capture and electrical generation with generator built into fan

#125
20120055104
2012-03-08

Solar attic pressurizer

#126
20120045983
2012-02-23

Solar Powered Active Roof Ridge Vent

#127
20120024343
2012-02-02

Method and Structure for a Cool Roof by Using a Plenum Structure

#128
20120014813
2012-01-19

Method and Apparatus for Solar Attic Fan with Air Flow Guide

#129
20120003920
2012-01-05

Chimney attic ventilator

#130
20110263192
2011-10-27

Attic Ventilation System

#131
20110259559
2011-10-27

Building heating and cooling system

#132
20110244783
2011-10-06

Self contained heating/cooling roof top unit with built in independent pressure relief

#133
20110209742
2011-09-01

Method and Structure for a Cool Roof by Using a Plenum Structure

#134
20110201264
2011-08-18

Passive Heat Recovery & Ventilation System

#135
20110124280
2011-05-26

Ridge vent with powered forced air ventilation

#136
20110053488
2011-03-03

Control system for exhaust gas fan system

#137
20110021134
2011-01-27

MULTI-FUNCTION VENTILATION AND ELECTRICAL SYSTEM

#138
20110011015
2011-01-20

Energy efficient garage

#139
20100330898
2010-12-30

ROOF VENTILATION SYSTEM

#140
20100304660
2010-12-02

Hybrid solar attic vent

#141
20100300128
2010-12-02

Airflow-cooling apparatus for a ceiling air-conditioning circulation machine

#142
20100291849
2010-11-18

Exhaust fan assembly

#143
20100089387
2010-04-15

Attic ventilation and heat recovery device for warming swimming pools

#144
20100068985
2010-03-18

Stationary ventilating device

#145
20100065040
2010-03-18

Heating and cooling system

#146
20090253364
2009-10-08

Rechargeable fire containment and smoke extraction system

#147
20090227198
2009-09-10

SMOKE AND HEAT EXHAUST VENTILATOR

#148
20090203308
2009-08-13

Automatic roof ventilation system

#149
20080200113
2008-08-21

Hybrid ventilator

#150
20080163576
2008-07-10

Roof assembly

#151
20080132160
2008-06-05

Exhaust structure from dryer in apartment building

#152
20080127506
2008-06-05

Exhaust structure for clothes dryer in apartment building

#153
20080127505
2008-06-05

Exhaust structure for clothes dryer in apartment building

#154
20080113612
2008-05-15

Impeller exhaust ridge vent

#155
20080113611
2008-05-15

HINGE ASSEMBLY FOR SUPPORTING A FAN ON A ROOF

#156
20070277811
2007-12-06

Method and apparatus for cooling ventilation air for a building

#157
20070243820
2007-10-18

AUTOMATIC ROOF VENTILATION SYSTEM

#158
20070213003
2007-09-13

Powered ridge ventilation system and method

#159
20070207725
2007-09-06

Apparatus and methods for ventilation of solar roof panels

#160
20070202795
2007-08-30

Induced flow fan with outlet flow measurement

#161
20070190925
2007-08-16

Self contained heating/cooling roof top unit with built in independent pressure relief

#162
20070184775
2007-08-09

Remote control ventilator system and method

#163
20070178827
2007-08-02

Insulated housing apparatus for use with an attic fan

#164
20060061313
2006-03-23

Ventilation system for a garage

#165
20050204582
2005-09-22

Exhaust fan assembly

#166
20050191957
2005-09-01

Attic ventilation system

#167
20050170767
2005-08-04

Exhaust fan assembly

#168
20050164628
2005-07-28

Local exhaust ventilator with rotating swirler

#169
20050159102
2005-07-21

Exhaust fan assembly having flexible coupling

#170
20050159101
2005-07-21

Pivotal direct drive motor for exhaust assembly

#171
20050085179
2005-04-21

Roof air make-up for exhaust of fire smoke

#172
19334968
2025-12-23

Ventilation rooftop air-conditioning system

#173
18332545
2025-11-18

High volume, low pressure exhaust system

#174
17510498
2023-11-21

Attic hot air recirculation system

#175
17409753
2023-11-14

Attic ventilation system

#176
17092671
2023-10-10

Air cooling system for building structures with attic

#177
16051974
2019-04-02

Vent assisted single ply roof system

#178
15486250
2021-11-16

Smart attic fan assembly

#179
15242700
2018-10-16

Vent assisted single ply roof system

#180
15063384
2020-11-10

Air cooling system for sealed attic building structures

#181
13317667
2016-10-11

Attic ventilation system

#182
12931311
2016-04-05

Hinge assembly for supporting a fan on a roof

#183
11961627
2015-06-23

Dual ventilation process