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Class Information
Number: 119/219
Name: Animal husbandry > Aquatic animal culturing > Fish culturing > Fish diverter or barrier
Description: Subject matter including means to prevent or control the movement of fish past or through certain objects or locations.










Sub-classes under this class:

Class Number Class Name Patents
119/220 Electric type 31


Patents under this class:

Patent Number Title Of Patent Date Issued
8262317 Juvenile fish bypass system Sep. 11, 2012
8042491 Weedless fish structure Oct. 25, 2011
7924165 Electronic shark deterrent Apr. 12, 2011
7670083 Inflatable weir fish passage systems and methods Mar. 2, 2010
7624703 Method and device for removal of ammonia and other contaminants from recirculating aquaculture tanks Dec. 1, 2009
7594779 Bottom fed screened water diversion apparatus Sep. 29, 2009
7367282 Apparatus for repelling predators of water-residing species May. 6, 2008
7287488 Raceway for cultivating aquatic organisms Oct. 30, 2007
7284501 Containment pens for finfish aquaculture Oct. 23, 2007
7270083 Shark repelling device Sep. 18, 2007
7249915 High-flow sediment-free fish ladder Jul. 31, 2007
6955759 Porous dike intake structure for fish diversion Oct. 18, 2005
6932025 Scalable fish rearing raceway system Aug. 23, 2005
6905287 Water containment structure with fish ladder Jun. 14, 2005
6832578 Bio-hydraulic turbine testing system Dec. 21, 2004
6793440 Natural cue surface bypass collector Sep. 21, 2004
6729800 Flow velocity enhancement system May. 4, 2004
6726404 Device and method for simulating natural cues so that waterborne fauna avoid contacting manmade barriers Apr. 27, 2004
6712555 Flow inducer fish guide and method of using same Mar. 30, 2004
6652189 Method for a migratory fish bypass channel with natural features Nov. 25, 2003
6588370 Labyrinth weir and pool fishway Jul. 8, 2003
6582612 Plankton mitigation system Jun. 24, 2003
6543386 Separator for a fish display tank Apr. 8, 2003
6474265 Adjustable aquarium divider Nov. 5, 2002
6467997 System and method for diverting fish around a structure Oct. 22, 2002
6457436 Paddlewheel fish deterrent and guide Oct. 1, 2002
6357389 Control system for enhancing fish survivability in a hydroelectric power generation installation Mar. 19, 2002
6347908 Fish guidance system Feb. 19, 2002
6325570 Fishway system with turbine Dec. 4, 2001
6273639 Method and apparatus for facilitating migration of fish past dams and other barriers in waterways Aug. 14, 2001
6155746 Fish ladder and its construction Dec. 5, 2000
6102619 Flow inducer fish guide and method of using same Aug. 15, 2000
6058763 Apparatus and method for automated biomonitoring of water quality May. 9, 2000
6038494 Control system for enhancing fish survivability in a hydroelectric power generation installation Mar. 14, 2000
5937791 Mobile controllable strobe light system and method for directing the movements of fish Aug. 17, 1999
5850806 Controllable strobe light system and method for directing the movements of fish Dec. 22, 1998
5791291 Method and apparatus for cleaning fish screens Aug. 11, 1998
5730086 Apparatus for a fish deterrent and guide Mar. 24, 1998
5632572 Guidance apparatus and method for anadromous fish May. 27, 1997
5433554 Salt concentration gradient fishway Jul. 18, 1995
5355838 Method for removing parasites Oct. 18, 1994
4676893 Apparatus for the recovery of living organisms on the rotary filters of water pumping stations Jun. 30, 1987
4526494 Penstock fish diversion system Jul. 2, 1985
4488835 Penstock fish diversion system Dec. 18, 1984
4481904 Fish conservation device Nov. 13, 1984
4437431 Method and apparatus for diversion of downstream migrating anadromous fish Mar. 20, 1984
4415562 3-Thiovinylcephalosporins and pharmaceutical compositions Nov. 15, 1983
4029049 Fish barrier Jun. 14, 1977











 
 
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