ClassID:

249066

Y10T137/7436 - CPC Classification

Classification description:

Fluid handling; Liquid level responsive or maintaining systems; By float controlled valve; Rectilinearly traveling float; Float co-axial with valve or port Float rigid with valve

Recent Application in this class:
#1
20220381365
2022-12-01

Negative Pressure Pipeline Opening and Closing Device

#2
20210071777
2021-03-11

Negative pressure pipeline opening and closing device

#3
20200031221
2020-01-30

Valve device for fuel tank

#4
20190024588
2019-01-24

ECOLOGY FUEL RETURN SYSTEMS

#5
20180149287
2018-05-31

Water hammer-proof air valve and water hammer-proof exhaust method for in-use pipeline

#6
20160349766
2016-12-01

Ecology fuel return systems

#7
20160025015
2016-01-28

Ecology fuel return systems

#8
20150240967
2015-08-27

Float apparatus

#9
20150068619
2015-03-12

Device and method for preventing the overflow of a fluid reservoir

#10
20130312841
2013-11-28

Fuel valve

#11
20130133758
2013-05-30

Noiseproof vent valve for fuel tank

#12
20120152407
2012-06-21

Fuel tank with internal evaporative emission system

#13
20120152375
2012-06-21

Fuel tank with internal fuel shut-off system

#14
20120037456
2012-02-16

Oil pan and lubricating device

#15
20110192842
2011-08-11

Spill avoidance system and method

#16
20110108028
2011-05-12

Float valve system for a respiratory humidification system

#17
20100288774
2010-11-18

Automatic filling termination device and cryogenic vessel with the same

#18
20100252120
2010-10-07

Method and apparatus for transporting a particulate material

#19
20100212779
2010-08-26

Spill avoidance system and method

#20
20100154437
2010-06-24

Thermoelectric dehumidifier and enclosure vent drain assembly

#21
20090126804
2009-05-21

Device for controlling water level

#22
20090071552
2009-03-19

Backflow preventing apparatus for water closets

#23
20080230048
2008-09-25

System for heating liquid by solar radiation

#24
20080210491
2008-09-04

Oil pan and lubricating device

#25
20080105306
2008-05-08

Flowing-down rainwater filtration device and rainwater storage device using the same

#26
20070267067
2007-11-22

VALVE FOR A SNORKEL

#27
20070209714
2007-09-13

Venting device

#28
20070209713
2007-09-13

Overfill prevention valve for shallow tanks

#29
20070204393
2007-09-06

Automatic flushing device with magnetic valve

#30
20070193561
2007-08-23

Double shut-off refueling valve

#31
20070034260
2007-02-15

Tanks

#32
20070033719
2007-02-15

Sewer pipe gas exhaust filter apparatus

#33
20060180205
2006-08-17

Drain valve for freight container

#34
20050274525
2005-12-15

Floating plate back pressure valve assembly

#35
20050258188
2005-11-24

Device for the metered passage of a liquid

#36
20050000871
2005-01-06

Fluid diverter for a wastewater treatment system