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Class Information
Number: 119/261
Name: Animal husbandry > Aquatic animal culturing > Aquarium > Filter > With aerator
Description: Subject matter including means to provide oxygen enrichment to water in the aquarium.










Sub-classes under this class:

Class Number Class Name Patents
119/262 And heat exchanger 21


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8487836 Multi-dimensional image rendering device Jul. 16, 2013
8361315 Filtration and air supply device used in an aquatic equipment Jan. 29, 2013
8246831 Digesting and continuously self-cleaning aquarium filter Aug. 21, 2012
8176876 Aquarium pump with LED lamps May. 15, 2012
8087191 Device for the pixel-integrated return of fluid Jan. 3, 2012
8033252 Aquarium having improved filtration system with neutral buoyancy substrate, pump and sediment removal system Oct. 11, 2011
7931801 Aquarium filter system Apr. 26, 2011
7918995 Filter device for water tank Apr. 5, 2011
7867386 Protein separator for aquaria Jan. 11, 2011
7832358 Filter device for aquarium Nov. 16, 2010
7682503 Filtration and surge with no moving parts Mar. 23, 2010
7578933 Biological filter for aquatic ecosystems Aug. 25, 2009
7544290 Aquarium Jun. 9, 2009
7484476 Live well oxygenator Feb. 3, 2009
7430989 Aquarium having improved filtration system with neutral buoyancy substrate and sediment removal system Oct. 7, 2008
7316776 Aquarium filtration system with bio-reactor Jan. 8, 2008
7249571 Aquarium having improved filtration system Jul. 31, 2007
7162831 Fish bait system Jan. 16, 2007
7094336 Aquarium device with enhanced water filtration Aug. 22, 2006
7087158 Oxygen-supply-capable cooling water equipment, filtration-equipment and filtration-equipped cooling water equipment incorporated with these equipment Aug. 8, 2006
6912972 Water aerating device for aquarium Jul. 5, 2005
6808624 Replaceable media filtration Oct. 26, 2004
6706176 Biological filter attachment for aquarium hang-on filters Mar. 16, 2004
6571737 Device for managing fish-raising circulatory water Jun. 3, 2003
6557492 System for transporting and storing live fish, components thereof and methods based thereon May. 6, 2003
6523498 Aquarium having a powerless air pumping device Feb. 25, 2003
6432312 Closed system for rearing aquatic life Aug. 13, 2002
6352051 Egg-laying tank for home aquarium with egg protection arrangement Mar. 5, 2002
6117313 Method and apparatus for aquaculture and for water treatment related thereto Sep. 12, 2000
6080304 Clarifying device for use in an aquarium Jun. 27, 2000
6041740 Filtering system for fish bowls with separated stand, drive and pump systems Mar. 28, 2000
5947058 Aquarium pumping system having enough suction head Sep. 7, 1999
5921203 Rotating aquarium Jul. 13, 1999
5832870 Manifold for aerating and circulating aquarium water Nov. 10, 1998
5800704 Foam flotation protein separatior Sep. 1, 1998
5755961 Aquarium system May. 26, 1998
5695635 Ozone purifying apparatus Dec. 9, 1997
5647983 Aquarium system Jul. 15, 1997
5628281 Aquarium filtering and heating system May. 13, 1997
5588396 Spawning case for use in an aquarium Dec. 31, 1996
5554280 Filter system Sep. 10, 1996
5460722 Biochemical dripping board for aquariums Oct. 24, 1995
5385665 Apparatus for the foaming of organic components in water Jan. 31, 1995
5380160 Power head assembly for a protein skimmer Jan. 10, 1995
5336401 Water filtration and aeration system for aquariums Aug. 9, 1994
5322622 Filtering device for an aquarium tank Jun. 21, 1994
5318701 Tandem pump/filter for aquarium Jun. 7, 1994
5316670 Filtering device for aquariums May. 31, 1994
5269914 Undergravel filtration system Dec. 14, 1993
5245945 Aquarium assembly having partition forming aeration/filter chamber Sep. 21, 1993

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