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Class Information
Number: 392/394
Name: Electric resistance heating devices > Heating devices (class 219 subclass 200) > Vaporizer > Liquid evaporant (e.g., water, etc.)
Description: Subject matter wherein the substance to be evaporated is a liquid (e.g., water, etc.).










Sub-classes under this class:

Class Number Class Name Patents
392/403 Container with self-contained evaporant supply 134
392/399 Flash chamber 126
392/396 In continuous flow line connected heater 83
392/400 In-line connected closed tank (i.e., pressurized) 46
392/402 In-line connected open tank or container (i.e., nonpressurized) 57
392/395 With wick 184


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8691017 Heat equalizer and organic film forming apparatus Apr. 8, 2014
8666236 Heater assembly for volatile liquid dispenser Mar. 4, 2014
8625977 Fragrance emitting apparatus for use with USB port Jan. 7, 2014
8615166 Steam generator and washing machine therewith Dec. 24, 2013
8581151 Steam oven water delivery and drain valve systems and methods Nov. 12, 2013
8554063 Steam generator Oct. 8, 2013
8554064 Method and apparatus for generating vapor at high rates Oct. 8, 2013
8510909 Electric household appliance comprising a base for the generation of steam, having a removable tank Aug. 20, 2013
8498524 Vaporizer device of multi-fragrance volatile substances Jul. 30, 2013
8494351 Decorative lighting with scent dispensers Jul. 23, 2013
8483553 Volatile emitter with reduced surface deposition and improved scent noticeability Jul. 9, 2013
8463114 Motion-sensing evaporator device for volatile substances Jun. 11, 2013
8449657 Continuous droplet generator devices and methods May. 28, 2013
8428447 Flash vapor generator and assembly comprising a flash vapor generator Apr. 23, 2013
8422869 Handheld low-voltage fog effects system Apr. 16, 2013
8412030 Method and apparatus for dispensing a fragrance Apr. 2, 2013
8394241 Distillation-type drinking fountain and energy-saving heating unit thereof Mar. 12, 2013
8385730 Air care unit allowing for customization of fragrance strength and character Feb. 26, 2013
8373098 Oven appliance cleaning system using heat and steam cycle Feb. 12, 2013
8369694 Portable vaporizing dispenser Feb. 5, 2013
8369695 Steam generator of steam oven Feb. 5, 2013
8351769 Heating apparatus, and steam generator and home appliance using the same Jan. 8, 2013
8288690 Oven steam generator systems and methods Oct. 16, 2012
8285128 Steam generator for a household appliance, heatable using a heat accumulator Oct. 9, 2012
8275248 Repeated evaporation garment steamer Sep. 25, 2012
8236240 Method and system for conducting vapor phase decontamination of sealable entities and their contents Aug. 7, 2012
8177936 Device for evaporating calciferous water by means of electrical heating May. 15, 2012
8145044 Air ammonia heater and vaporization chamber system Mar. 27, 2012
8131137 Baby bottle steamer Mar. 6, 2012
8068725 Fragrance emitting apparatus for use with USB port Nov. 29, 2011
8032014 Fragrance emitting apparatus for use with USB port Oct. 4, 2011
8027575 Heater contact assembly for volatile liquid dispenser Sep. 27, 2011
8005350 Gravity driven fluid supply vessel for dispensing an aromatic odor neutralizer Aug. 23, 2011
7992554 Liquid evaporator Aug. 9, 2011
7985944 Steaming device for baker's ovens Jul. 26, 2011
7962018 Humidity controller Jun. 14, 2011
7922104 Gravity driven fluid supply vessel for dispensing an aromatic odor neutralizer Apr. 12, 2011
7920778 Boiler for use in a steam generating device Apr. 5, 2011
7857236 Apparatus for dispensing an aromatic odor neutralizer Dec. 28, 2010
7845213 Volatile liquids having predetermined evaporation profiles Dec. 7, 2010
7833353 Liquid material vaporization apparatus for semiconductor processing apparatus Nov. 16, 2010
7744833 Volatile liquids having predetermined evaporation profiles Jun. 29, 2010
7713473 Sterilization system and vaporizer therefor May. 11, 2010
7715699 Electrically addressable liquid dispenser May. 11, 2010
7694675 Respirator humidifier Apr. 13, 2010
7670566 Air treatment devices with use-up indicators Mar. 2, 2010
7634176 Device and method for forming water vapor Dec. 15, 2009
7611072 Method and device for atomizing liquid Nov. 3, 2009
7548684 Air treatment apparatus and refill pack Jun. 16, 2009
7544331 Vehicle lighter air freshener Jun. 9, 2009

1 2 3 4










 
 
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