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Class Information
Number: 454/364
Name: Ventilation > Having outlet airway > Having readliy movable air regulating louver, damper, or cover > Along roof ridge
Description: Subject matter wherein the air exhausting means is formed (1) longitudinally of and (2) for cooperating with or aid in making up a roof crest of two converging, slanted, exterior top structural barriers, i.e., roof surfaces of the ventilated space.










Patents under this class:

Patent Number Title Of Patent Date Issued
8545298 Roof ridge wind turbine Oct. 1, 2013
8381459 Adjustable roof ventilator base Feb. 26, 2013
8333639 Ridge vent with biocidal source Dec. 18, 2012
8322089 Hidden ridge vent for slate roofs Dec. 4, 2012
8209923 Vent hood and flashing assembly for metal roof Jul. 3, 2012
8087422 Canopy with ventilation Jan. 3, 2012
7814715 Rollable roof ridge vent Oct. 19, 2010
7784480 Canopy with ventilation Aug. 31, 2010
7694467 Roof ventilation assembly Apr. 13, 2010
7607974 Rooftop vent for reducing pressure under a membrane roof Oct. 27, 2009
7367879 Alternative geometry ridge vent louvers May. 6, 2008
7232370 Adjustable roof jack with flexible boot Jun. 19, 2007
7179165 Automatic vent damper Feb. 20, 2007
7101279 Solar-powered attic vent with a one-piece, fitted skeleton Sep. 5, 2006
7001266 Rooftop vent for reducing pressure under a membrane roof Feb. 21, 2006
6966156 Ridge vent for tile roofs Nov. 22, 2005
6793574 Vent with presecured mechanical fasteners Sep. 21, 2004
6662816 Canopy vent Dec. 16, 2003
6558251 Roof ventilator with movable member to prevent entry of moisture May. 6, 2003
6461236 Roof vents Oct. 8, 2002
6346040 Soffit to attic vent Feb. 12, 2002
6185880 Roof ventilation Feb. 13, 2001
6161346 Glazed roofs Dec. 19, 2000
6089973 Greenhouse venting system Jul. 18, 2000
5803805 Structure ventilating device Sep. 8, 1998
5706618 Roof ridge ventilator cover Jan. 13, 1998
5498205 Roof ventilator Mar. 12, 1996
5484335 Ventilated enclosure Jan. 16, 1996
5433663 Insect-net Jul. 18, 1995
5331783 Ridge cap type roof ventilator Jul. 26, 1994
5158502 Roof ridge vent system for buildings Oct. 27, 1992
5147244 Ventilation system including vent controller apparatus Sep. 15, 1992
5140788 Building constructions Aug. 25, 1992
5000080 Ventilated greenhouse Mar. 19, 1991
4989503 Wind controlled roof ventilation system Feb. 5, 1991
4955287 Self-ventilated greenhouse Sep. 11, 1990
4945821 Ventilated greenhouse Aug. 7, 1990
4915022 Vent assemblies Apr. 10, 1990
4683811 Ridge ventilator door Aug. 4, 1987
4672889 Building structures Jun. 16, 1987
4621569 Extractor ventilator for industrial buildings Nov. 11, 1986
4597324 Active ridge vent Jul. 1, 1986
4399738 Ventilating structure for greenhouse Aug. 23, 1983











 
 
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