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Class Information
Number: 454/137
Name: Ventilation > Vehicle (e.g., automobile, etc.) > Roof structure > Including duct extending along roof
Description: Subject matter comprising an air carrying conduit stretching within or immediately adjacent the roof.










Sub-classes under this class:

Class Number Class Name Patents
454/138 Having exterior inlet opening over windshield 12


Patents under this class:
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Patent Number Title Of Patent Date Issued
8616425 Vehicle trim panel with clothes hanger feature Dec. 31, 2013
8568209 Vehicle air-conditioning systems Oct. 29, 2013
8366524 Cabin for a work vehicle Feb. 5, 2013
8056963 Roof assembly windshield defogging system Nov. 15, 2011
8054625 Cold row encapsulation for server farm cooling system Nov. 8, 2011
7658670 Combined window screen and ventilation system for vehicles Feb. 9, 2010
7377848 Filter purge control for HVAC variable air circulation system May. 27, 2008
7338357 Filter purge control for HVAC fixed air circulation system Mar. 4, 2008
7334834 Tractor cab roof with integral HVAC air ducts Feb. 26, 2008
7252585 Work-vehicle cabin having air-conditioning unit Aug. 7, 2007
6932693 Air-conditioning apparatus Aug. 23, 2005
6899381 Vehicle headliner with a flexible duct May. 31, 2005
6808450 Solar powered heating and ventilation system for vehicle Oct. 26, 2004
6758741 Vehicle interior structure which can uniformly ventilate interior of vehicle Jul. 6, 2004
6749255 Blow molded multiple function assemblies for vehicle headliners Jun. 15, 2004
6692130 Solar powered heating and ventilation system for vehicle Feb. 17, 2004
6685262 Foam in place integral air duct Feb. 3, 2004
6616522 Ventilating, heating and air conditioning device for motor vehicle passenger compartment Sep. 9, 2003
6616523 Vehicle air conditioner and ceiling structure for air-conditioned vehicle Sep. 9, 2003
6598665 Climate control for vehicle Jul. 29, 2003
6530831 Ventilating, heating and air-conditioning device for motor vehicle passenger compartment Mar. 11, 2003
6508076 Duct system for temperature-controlled cargo containers Jan. 21, 2003
6397942 Air conditioning apparatus for vehicle Jun. 4, 2002
6361428 Vehicle ventilation system Mar. 26, 2002
6328369 Automobile Dec. 11, 2001
6318102 Vehicle air conditioning apparatus Nov. 20, 2001
6315354 Automotive air duct and garnish structure Nov. 13, 2001
6279978 Work vehicle roof structure Aug. 28, 2001
6142865 Long life vehicle ventilation system Nov. 7, 2000
6131652 Air conditioning apparatus for vehicle Oct. 17, 2000
6123616 Shock energy absorbing air duct and duct Sep. 26, 2000
6120090 Structural headliner Sep. 19, 2000
6120370 Vehicle air conditioning apparatus Sep. 19, 2000
6071070 Air-conditioning equipment for vehicles Jun. 6, 2000
6004202 Truck cab ventilation system and method Dec. 21, 1999
5860856 Vehicle cab ventilating system Jan. 19, 1999
5800259 Grill assembly Sep. 1, 1998
5779536 Truck cab ventilation system and method Jul. 14, 1998
5690549 Roof for a vehicle cab Nov. 25, 1997
5660584 Retrofit mobile home air conditioning distribution assembly Aug. 26, 1997
5531641 Recreational vehicle air conditioner ceiling grille with register Jul. 2, 1996
5518448 Air conditioning duct for railway vehicles May. 21, 1996
5399121 Vehicle air distribution system with improved space utilization Mar. 21, 1995
5383815 Air conduit arrangement for the ventilation or air conditioning of the interior of a vehicle and method for producing an air conduit arrangement Jan. 24, 1995
5248278 Ventilator roof for vehicles Sep. 28, 1993
5120271 Ventilating arrangement for a car, and car provided with the same Jun. 9, 1992
5116280 Conditioned air distribution system for a conversion van May. 26, 1992
5054378 Combination commuter van and air conditioner system therefor Oct. 8, 1991
5004150 Installation for heating, ventilation or air-conditioning of a long-distance bus Apr. 2, 1991
4870895 System for ventilating the interior of a vehicle Oct. 3, 1989

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