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Class Information
Number: 239/34
Name: Fluid sprinkling, spraying, and diffusing > Slow diffusers
Description: Apparatus having means to disperse or spread material out into the ambient air by vaporization from an open container or holder, capillary porous or wick type feed means, by mere drip through the air or by sublimation, all such media being merely exposed to the ambient air and without the use of draft producing means.










Sub-classes under this class:

Class Number Class Name Patents
239/36 Garment or body attached 59
239/37 Gravity flow of liquid from supply holder 27
239/53 Liquid supply in absorbent or porous media only 112
239/52 Reel or spool type support means 28
239/60 Solid form vaporizable material 199
239/35 With empty or refill signal or indicator 29
239/58 With means to adjust casing porosity or openings 95
239/57 With support for porous or apertured encasing means 266
239/44 With wick or absorbent means removing liquid from holder 192


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8709347 Air scent dispenser Apr. 29, 2014
8709337 Method for delivering a volatile material Apr. 29, 2014
8702016 Method and device for releasing a perfume or scent Apr. 22, 2014
8673223 Fan powered air freshener automobile visor clip Mar. 18, 2014
8662409 Multi-layered active ingredient dispenser Mar. 4, 2014
8666234 Film mounted aroma device Mar. 4, 2014
8651395 Systems and devices for emitting volatile compositions Feb. 18, 2014
8603963 Fragrance compositions containing low vapor pressure VOC solvents Dec. 10, 2013
8579453 Decorative lighting assemblies utilizing scent releasing cartridges and related methods Nov. 12, 2013
8556441 Fragrance emitting article Oct. 15, 2013
8544766 Scent dispenser Oct. 1, 2013
8523020 Vented dispensing device Sep. 3, 2013
8490889 Wind directed scent dispenser Jul. 23, 2013
8485454 Rotatable and adjustable air freshener Jul. 16, 2013
8434694 Door mounted room deodorizer May. 7, 2013
8418933 Bubble phase air freshener Apr. 16, 2013
8403239 Liquid storage system, liquid container, and liquid lead-out control method Mar. 26, 2013
8398932 Culture apparatus Mar. 19, 2013
8371559 Air-cleaning decorative humidifier Feb. 12, 2013
8349251 Methods, devices, compositions, and systems for improved scent delivery Jan. 8, 2013
8337773 Article with deodorant device Dec. 25, 2012
8292193 Spill-proof aerator for low volatile compound solutions Oct. 23, 2012
8286894 Container for evaporating volatile substances and method of manufacturing said container Oct. 16, 2012
8281514 Organic insect extermination lamp Oct. 9, 2012
8251299 Screw top air freshener Aug. 28, 2012
8210448 Systems and devices for emitting volatile compositions Jul. 3, 2012
8197762 Method of dispensing a volatile material Jun. 12, 2012
8191796 Fragrance dispenser Jun. 5, 2012
8186606 Deodorant/fragrant device, volatilizing material for use in the same, process for producing the volatilizing material, and method of deodorizing/perfuming May. 29, 2012
8177916 Fragrance dissemination device May. 15, 2012
8178048 Fixture for dispersion of aromatic vapors May. 15, 2012
8137629 Air freshener powered vase Mar. 20, 2012
8133434 Air treatment device utilizing a sensor for activation and operation Mar. 13, 2012
8133440 Aromatic nebulizing diffuser Mar. 13, 2012
8119064 Methods, devices, compositions, and systems for improved scent delivery Feb. 21, 2012
8074640 Aroma dispensing device Dec. 13, 2011
8070139 Air treatment device having an audible indicator Dec. 6, 2011
8061628 Systems and devices for emitting volatile compositions Nov. 22, 2011
8016207 Systems and devices for emitting volatile compositions Sep. 13, 2011
8011603 Liquid storage system, liquid container, and liquid lead-out control method Sep. 6, 2011
8006864 Wipes dispenser Aug. 30, 2011
8005350 Gravity driven fluid supply vessel for dispensing an aromatic odor neutralizer Aug. 23, 2011
7997508 Spill-proof aerator for low volatile compound solutions Aug. 16, 2011
7993590 Air freshening system Aug. 9, 2011
7981367 Systems and devices for emitting volatile compositions Jul. 19, 2011
7980486 Multi-layer film coverings for volatizing dispensers Jul. 19, 2011
7975936 Aspirating scented oxygen enriched faucet and shower head Jul. 12, 2011
7955552 Car freshener system and associated method Jun. 7, 2011
7946508 Method and apparatus for separating a solution May. 24, 2011
7931213 Portable scent disperser Apr. 26, 2011

1 2 3 4 5 6










 
 
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