ClassID:

249264

Y10T137/7902 - CPC Classification

Classification description:

Fluid handling; Line condition change responsive valves; Direct response valves [i.e., check valve type]; Pivoted valves Valve mounted on end of pipe

Recent Application in this class:
#1
20230332701
2023-10-19

Passive backflow prevention apparatus and associated toilet system and method

#2
20210285555
2021-09-16

Apparatus and method for activation of flapper check valve

#3
20200309277
2020-10-01

Damper valve assembly

#4
20200011440
2020-01-09

Check valves

#5
20180266575
2018-09-20

Valve device for exhaust flow passage

#6
20140345716
2014-11-27

Flow-limiting device

#7
20140345715
2014-11-27

Trickle valve assembly and a method of supplying particulate material through such trickle valve assembly

#8
20140305523
2014-10-16

Intake pipe for gas of an internal combustion engine with a flap unit

#9
20140000739
2014-01-02

Foamable filling device

#10
20120227264
2012-09-13

Mount for inlet check valve

#11
20120186084
2012-07-26

Unitary Flapper Base Method of Manufacture

#12
20120180465
2012-07-19

Exhaust apparatus of internal combustion engine

#13
20120152378
2012-06-21

Non-return valve

#14
20110290349
2011-12-01

Non-Return Valve Adapter For Water Closet

#15
20110120575
2011-05-26

Check valve for transport and storage containers for fluids

#16
20100314571
2010-12-16

Unitary Flapper Base and Method of Manufacture

#17
20100193513
2010-08-05

Method of closing a fuel tank with a pivotal door and seal

#18
20100044374
2010-02-25

Device for equalizing pressure surges in closed systems, such as silos or the like

#19
20090294715
2009-12-03

Centreline flow valve

#20
20090242209
2009-10-01

Safety valve torsional spring assembly and method

#21
20080028633
2008-02-07

Drying system

#22
20070237664
2007-10-11

Backflow preventing apparatus for compressor

#23
20070012365
2007-01-18

Fuel check valve

#24
20060150620
2006-07-13

Exhaust gas control valve

#25
20050279405
2005-12-22

Flapper type fill tube check valve

#26
20050211311
2005-09-29

Fuel-transfer system

#27
20050092372
2005-05-05

Flap valve

#28
20050060795
2005-03-24

Flange valve

#29
14526735
2018-07-31

Aligned-outlet and distal-flushable blow case