ClassID:

129466

E03D11/18 - CPC Classification

Classification description:

Other component parts of water-closets, e.g. noise-reducing means in the flushing system , flushing pipes mounted in the bowl, seals for the bowl outlet, devices preventing overflow of the bowl contents; devices forming a water seal in the bowl after flushing, devices eliminating obstructions in the bowl outlet or preventing backflow of water and excrements from the waterpipe Siphons

Recent Application in this class:
#1
20260092440
2026-04-02

FLUID CONNECTOR FOR TOILET

#2
20250367853
2025-12-04

TOILET WITH CANNED SUMP

#3
20250277360
2025-09-04

DUAL-TRAP TOILET HAVING IMPROVED TRAPWAY AND IMPROVED CONNECTING TUBE INTERFACE

#4
20250243655
2025-07-31

TOILET ENGINE AND SHROUD

#5
20250230643
2025-07-17

VENTURI DEVICE TO DISPLACE AIR FROM PLUMBING FIXTURE TRAPWAY

#6
20250198137
2025-06-19

Toilet Fixture Clog Prevention and Cleanout

#7
20250092657
2025-03-20

HYBRID TOILET

#8
20250059752
2025-02-20

TOILET WITH VITREOUS CHINA FLUSH ENGINE AND POLYMERIC OUTER STRUCTURE

#9
20250052049
2025-02-13

TOILET WITH EFFICIENT WATER FLOW PATH

#10
20250043561
2025-02-06

FLUSH TOILET

#11
20240401316
2024-12-05

CERAMIC PRESSURE-FLUSHING APPARATUS AND FLUSHING METHOD THEREOF

#12
20240159035
2024-05-16

PLUMBING FIXTURES WITH INSERT-MOLDED COMPONENTS

#13
20240068222
2024-02-29

SIPHONIC WATER CLOSET PAN

#14
20230417039
2023-12-28

Flush Valve and Toilet Assembly

#15
20230358028
2023-11-09

Toilet with efficient water flow path

#16
20230295912
2023-09-21

Toilet fixture clog prevention and cleanout

#17
20230228076
2023-07-20

FLUID CONNECTOR FOR TOILET

#18
20230183963
2023-06-15

Plumbing fixtures with insert-molded components

#19
20230175245
2023-06-08

Toilet assembly

#20
20230137859
2023-05-04

Flush toilet

#21
20230036047
2023-02-02

TOILET WITH CANNED SUMP

#22
20220354686
2022-11-10

Urinary device for males

#23
20220275627
2022-09-01

Flush toilet

#24
20220275626
2022-09-01

Flush toilet

#25
20220275620
2022-09-01

Flush toilet

#26
20220186482
2022-06-16

Anti-siphonage water storage device, sanitary water supply device, and sanitary cleaning device

#27
20220186481
2022-06-16

Various ecological compression flushable portable commodespotable commodes

#28
20220178130
2022-06-09

Fluid connector for toilet

#29
20220064931
2022-03-03

Flush toilet

#30
20220025630
2022-01-27

ODOR ELIMINATION SYSTEM ATTACHABLE TO A TOILET

#31
20210404165
2021-12-30

Noise reduction pipes, vacuum-assisted toilet systems including the same, and methods of using the same

#32
20210404162
2021-12-30

Vacuum-assisted toilet systems and methods of using the same

#33
20210363741
2021-11-25

Plumbing fixtures with insert-molded components

#34
20210317649
2021-10-14

Toilet assembly

#35
20210301515
2021-09-30

Washdown flush toilet

#36
20210277644
2021-09-09

Toilet with vitreous china flush engine and polymeric outer structure

#37
20210189709
2021-06-24

Toilet with efficient water flow path

#38
20210108404
2021-04-15

Toilet fixture clog prevention and cleanout

#39
20210102364
2021-04-08

Line pressure-driven, tankless, siphonic toilet

#40
20200277774
2020-09-03

Fluid connector for toilet

#41
20200141106
2020-05-07

SEWAGE DISCHARGE DEVICE OF VARIABLE WATER-SAVING TOILET

#42
20200018055
2020-01-16

Toilet with efficient water flow path

#43
20190382994
2019-12-19

Pre-primed siphonic toilet

#44
20190257065
2019-08-22

Plumbing fixtures with insert-molded components

#45
20190153714
2019-05-23

SANITARY INSTALLATION

#46
20190085549
2019-03-21

Urinal with trapway connection system

#47
20180355598
2018-12-13

TOILET BOWL WITH FLUX FOR WASTE DRAGGING

#48
20180334789
2018-11-22

Toilet with vitreous china flush engine and polymeric outer structure

#49
20180305912
2018-10-25

Volume controllable toilet flush systems and methods of use

#50
20180258630
2018-09-13

Pre-primed siphonic toilet

#51
20180216334
2018-08-02

Floor-mounted toilet with adjustable trapway for connection to wall carrier

#52
20180195262
2018-07-12

Wash-out type toilet

#53
20180171615
2018-06-21

Flushing structure of toilet and toilet

#54
20180142457
2018-05-24

Pre-primed siphonic toilet

#55
20180135285
2018-05-17

Toilet monitoring and intelligent control

#56
20180112383
2018-04-26

Toilet hydraulic system

#57
20180073234
2018-03-15

Modular toilet system and components

#58
20180073230
2018-03-15

Flush toilet

#59
20170370081
2017-12-28

Flush toilet

#60
20170247871
2017-08-31

Line pressure-driven, tankless, siphonic toilet

#61
20170152656
2017-06-01

Flexible conduit element

#62
20170121955
2017-05-04

Modular toilet system and components

#63
20170030063
2017-02-02

Drop-actuated flush mechanism for a toilet

#64
20160208474
2016-07-21

Urinal

#65
20160177556
2016-06-23

Gravity Drained, Waste Management Mechanism

#66
20160069059
2016-03-10

Flexible conduit element

#67
20160002905
2016-01-07

Low flush toilet system

#68
20150284939
2015-10-08

Toilets with improved trapways

#69
20130312173
2013-11-28

Water-saving siphon toilet

#70
20130291297
2013-11-07

TOILET FLUSHING DEVICE AND FLUSH TOILET

#71
20130025039
2013-01-31

Waste water unclogging system and method

#72
20120317710
2012-12-20

Water-saving toilet

#73
20120284911
2012-11-15

DRAINAGE CHANNEL OF FLUSH TOILET

#74
20120066826
2012-03-22

Gravity drained, waste management mechanism

#75
20110179563
2011-07-28

SITTING AND SQUATTING WATER CLOSET AND SEAT WITH CISTERN BELOW

#76
20100313344
2010-12-16

Drainage connector

#77
20100175177
2010-07-15

Water closet comprising variable soil exhaust system

#78
20100154107
2010-06-24

Low Flush Toilet with Bowl Venting

#79
20100125940
2010-05-27

TOILET FOR USE IN RECREATIONAL VEHICLE AND BOATS

#80
20100024115
2010-02-04

Wall installed toilet

#81
20090199332
2009-08-13

Toilets with improved trapways

#82
20090144889
2009-06-11

Pressurized trap water saver toilet

#83
20080263758
2008-10-30

Apparatus for flush toilet

#84
20080201832
2008-08-28

Draining system having an odor seal for a vacuum toilet drain system

#85
20080060121
2008-03-13

Low flow hygienic apparatus and methods

#86
20070094783
2007-05-03

Moving siphon pipe driving device in a flushing pot

#87
20060137085
2006-06-29

Toilet bowl with changeable water seal

#88
20060071472
2006-04-06

Siphon for toilets

#89
20060015993
2006-01-26

Water saver flush system

#90
20050188454
2005-09-01

Flush Valve Toilet

#91
20050000007
2005-01-06

Waste removal system

#92
15186001
2017-02-14

Toilet fill valve auxiliary shutoff mechanism