ClassID:

249031

Y10T137/7323 - CPC Classification

Classification description:

Fluid handling; Liquid level responsive or maintaining systems; Control of outflow from tank By float

Sub-classes:
Recent Application in this class:
#1
20190024588
2019-01-24

ECOLOGY FUEL RETURN SYSTEMS

#2
20180011498
2018-01-11

Liquid level control module and apparatus comprising same

#3
20170297925
2017-10-19

Oil stop valve assembly

#4
20160349766
2016-12-01

Ecology fuel return systems

#5
20160025015
2016-01-28

Ecology fuel return systems

#6
20160007548
2016-01-14

Ebb and flow watering system

#7
20150355644
2015-12-10

Shallow fluid extractor

#8
20150059872
2015-03-05

Apparatus for preventing beer stone formation and gas-induced foamy beer-spurting phenomenon

#9
20140249685
2014-09-04

Ebb and flow watering system

#10
20140230904
2014-08-21

Float device

#11
20140083524
2014-03-27

Float switch of a humidifier

#12
20130220449
2013-08-29

Washer drain system and method

#13
20130079934
2013-03-28

Computer implemented method for controlling ebb flow watering systems

#14
20120180881
2012-07-19

Overflow valve for prevention of water vapor loss

#15
20120012196
2012-01-19

Water transport system

#16
20110061748
2011-03-17

Water appliance having a flow control unit and a filter assembly

#17
20110048550
2011-03-03

Water recycling system for sprinklers

#18
20100281953
2010-11-11

Line leak detector and method of using same

#19
20100163117
2010-07-01

Float device

#20
20100116361
2010-05-13

FUEL PUMP CONTROL DEVICE FOR FUEL SUPPLY SYSTEM

#21
20100000242
2010-01-07

Dehumidifier with multistage draining

#22
20090194725
2009-08-06

Liquid purge valve

#23
20090071547
2009-03-19

STANDPIPE HYDRAULIC FLOAT VALVE

#24
20080235865
2008-10-02

McClain's bathtub monitor

#25
20080190644
2008-08-14

Transformer conservator isolation valve (TCIV)

#26
20080178943
2008-07-31

Precision siphon operated septic field dosing system with filtration and backwash

#27
20080000527
2008-01-03

Apparatus and Method for Slow Transport of a Liquid Body

#28
20070267064
2007-11-22

Dual float rollover valve

#29
20070186979
2007-08-16

Device for maintaining the water level in pools, ponds and fountains

#30
20060157114
2006-07-20

Device for controlling fluid flow from a tank

#31
20050183774
2005-08-25

Liquid suction device

#32
15677658
2019-01-29

Basement sewer drain recovery and discharge device

#33
14684087
2017-09-26

Basement sewer drain recovery and discharge system

#34
14522155
2017-03-14

Water recycler for a humidifier

#35
13961955
2017-02-21

Flow control methods and devices