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Class Information
Number: 261/119.1
Name: Gas and liquid contact apparatus > Contact devices > Liquid tank
Description: Apparatus having liquid contained in a receptacle.










Sub-classes under this class:

Class Number Class Name Patents
261/119.2 Carburetor 6
261/120 Floating distributor 205
261/125 Multiple receptacle 24
261/121.1 Submerged blast 315
261/126 Upflowing gases 55


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8677993 Humidifier for breathing gas heating and humidification system Mar. 25, 2014
8672299 Humidifier Mar. 18, 2014
8668187 Integrated aeration system Mar. 11, 2014
8596620 Device for dispensing a gas into a liquid Dec. 3, 2013
8567769 Apparatus and method of dissolving a gas into a liquid Oct. 29, 2013
8500104 Pressurized liquid stream with dissolved gas Aug. 6, 2013
8485503 Multi stream wine aerating device Jul. 16, 2013
8371559 Air-cleaning decorative humidifier Feb. 12, 2013
8337604 System for removing unwanted contaminates from gases Dec. 25, 2012
8322693 Milk froth machine Dec. 4, 2012
8308145 Apparatus for delivering humidified air to a surrounding space Nov. 13, 2012
8246724 Method for air treatment in a display cabinet and cabinet for implementing the method Aug. 21, 2012
8235041 Breathing assistance apparatus Aug. 7, 2012
8220658 Device and method for evaporating water from a compressor Jul. 17, 2012
8162295 Reaction vessel assembly with gas exchange means Apr. 24, 2012
8128741 Gas dissolving apparatus Mar. 6, 2012
8113492 Device and method for evaporating water from a compressor Feb. 14, 2012
8051904 Vehicular temperature control device Nov. 8, 2011
8025270 Decorative humidifier Sep. 27, 2011
8002245 Adjustable cycle timer control for aerators Aug. 23, 2011
8002246 Aeration apparatus Aug. 23, 2011
7992843 Anesthetic vaporizer Aug. 9, 2011
7975989 Multiple brand ice beverage dispenser Jul. 12, 2011
7971857 Filter/fan system Jul. 5, 2011
7963507 Smoke generator Jun. 21, 2011
7913985 Cap Mar. 29, 2011
7802774 Cooling tower air inlet and drain pan Sep. 28, 2010
7803216 Pressurized high-temperature gas cooler Sep. 28, 2010
7766310 Humidifier with water tank quick assembly feature Aug. 3, 2010
7644908 Water aeration system Jan. 12, 2010
7611130 Adjustable cycle timer control for aerators Nov. 3, 2009
7568681 Apparatus for injecting gas into a vessel Aug. 4, 2009
7533872 Oxygen generator May. 19, 2009
7510130 Fluid device having an orifice aperture and method of changing the aperture size of such an orifice aperture Mar. 31, 2009
7461835 Humidifier Dec. 9, 2008
7441756 Humidifier with adornment to simulate the appearance of a three dimensional object Oct. 28, 2008
7427351 Water preconditioning system Sep. 23, 2008
7413173 Molded water chamber base plate for use in a humidifier and ventilator assembly Aug. 19, 2008
7380774 Humidifier Jun. 3, 2008
7364140 CPAP apparatus Apr. 29, 2008
7288276 Carbonation system and method Oct. 30, 2007
7281703 Liquid-to-gas contact device Oct. 16, 2007
7237770 Humidifier for breathable gas apparatus Jul. 3, 2007
7234690 Humidifier with safety reservoir Jun. 26, 2007
7175164 Method and apparatus for an oval carbonator Feb. 13, 2007
7163199 Ventilation system for fuel cell water tank Jan. 16, 2007
7114707 Carbonation system and method Oct. 3, 2006
6935624 Carbonation system and method Aug. 30, 2005
6827340 CPAP humidifier Dec. 7, 2004
6772999 Humidifier for breathable gas apparatus Aug. 10, 2004

1 2 3 4










 
 
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