ClassID:

129300

E03C1/262 - CPC Classification

Classification description:

Domestic plumbing installations for fresh water or waste water; Sinks; Plumbing installations for waste water; Basins or fountains connected thereto ; Sinks; Object-catching inserts or similar devices for waste pipes or outlets combined with outlet stoppers

Recent Application in this class:
#1
20260125885
2026-05-07

CLOSURE ELEMENT FOR A DRAIN OPENING OF A SANITARY BASIN

#2
20260022544
2026-01-22

SPLIT ANTI-CLOGGING DRAIN DEVICE

#3
20250347095
2025-11-13

WATER STOP STRUCTURE OF DRAIN VALVE

#4
20250347094
2025-11-13

Connection structure of Ball valve of control valve for draining water out of water sink

#5
20250093071
2025-03-20

SINK DRAIN DEVICES AND METHODS

#6
20250092651
2025-03-20

WASTEWATER DRAIN STOPPER SYSTEM

#7
20250075480
2025-03-06

Bathtub Drain Stopper

#8
20250052045
2025-02-13

DEVICE AND METHOD FOR CONCEALING A FLANGE OF A WASTE WATER STRAINER

#9
20250019950
2025-01-16

BOUNCING DRAINER

#10
20240229437
2024-07-11

Drain Stopper and Strainer with Bristles

#11
20240167259
2024-05-23

CLEAN DRAIN SYSTEMS

#12
20240133168
2024-04-25

Drain Stopper and Strainer with Bristles

#13
20240052617
2024-02-15

Drain Cover Assembly

#14
20240003127
2024-01-04

Wastewater drain stopper system

#15
20230417031
2023-12-28

Device and method for concealing a flange of a waste water strainer

#16
20230392359
2023-12-07

Drain Inserts for Diverting the Flow of Debris and Fluids

#17
20230358026
2023-11-09

DEVICE FOR DRAIN FILTRATION AND/OR HAIR COLLECTION AND EJECTING WASTE OBJECTS

#18
20230228074
2023-07-20

FOOD WASTE DISPOSER THROAT BAFFLE APPARATUS AND METHOD

#19
20230148123
2023-05-11

Pop-up drain stopper and actuator assembly

#20
20230125638
2023-04-27

Popup Drain Stopper With Debris Trap and Popup Drain Stopper Assembly Having The Same

#21
20230088923
2023-03-23

All stainless steel grid drain with removable center plug

#22
20230078534
2023-03-16

Drain Stopper and Strainer

#23
20230040521
2023-02-09

Floor drain structure preventing hair blockage

#24
20220325511
2022-10-13

Popup drain stopper with debris trap and popup drain stopper assembly having the same

#25
20220325510
2022-10-13

Grand EZ-Strainer/Stopper

#26
20220154440
2022-05-19

Wastewater drain stopper system

#27
20220090366
2022-03-24

Device and method for concealing a flange of a waste water strainer

#28
20220042292
2022-02-10

Bathtub drain stopper

#29
20220010536
2022-01-13

Drain strainer

#30
20210395986
2021-12-23

Kitchen sink drain stopper and strainer

#31
20210372105
2021-12-02

Drain assembly

#32
20210340746
2021-11-04

Sink Strainer Basket with Odor Prevention Arrangement

#33
20210285196
2021-09-16

Tamper-proof strainer and drain stop assembly

#34
20210277640
2021-09-09

Drain assembly to prevent clogs

#35
20210079635
2021-03-18

Wastewater drain stopper system

#36
20210054606
2021-02-25

Sink drain aid

#37
20210040716
2021-02-11

SINGLE BAR CLOG PREVENTION DRAINAGE SYSTEM

#38
20200347584
2020-11-05

Food waste disposer throat baffle apparatus and method

#39
20200325665
2020-10-15

Sink Disposer Splash Guard, Drain Assembly and Strainer Basket

#40
20200248441
2020-08-06

Sink and drain for sink

#41
20200208385
2020-07-02

Device and method for concealing a flange of a waste water strainer

#42
20200181897
2020-06-11

WASHBASIN POP-UP VALVE

#43
20200080291
2020-03-12

DRAIN COVER

#44
20200011038
2020-01-09

Drain stopper and strainer

#45
20190368177
2019-12-05

SINK DRAIN AID

#46
20190244496
2019-08-08

Infrasonic smart home security system

#47
20190242102
2019-08-08

Drain stopper with removable debris trap

#48
20190218757
2019-07-18

Drain Protector

#49
20190177958
2019-06-13

Wastewater drain stopper system

#50
20190167043
2019-06-06

Bathtub drain flange assembly

#51
20190161946
2019-05-30

Sink and drain for sink

#52
20190119891
2019-04-25

Sink plug arrangement

#53
20190024355
2019-01-24

Removable hinged strainer for a pop-up drain assembly

#54
20190017255
2019-01-17

Drain strainer

#55
20180363280
2018-12-20

Device and method for concealing a flange of a wastewater strainer

#56
20180320350
2018-11-08

Garbage disposal stopper/strainer

#57
20180320349
2018-11-08

External hair strainer

#58
20180320348
2018-11-08

External hair strainer

#59
20180320347
2018-11-08

ELASTIC SEALING PLUG FOR BATHROOM FACILITIES

#60
20180320346
2018-11-08

Selectively engageable variable flow rate sink strainer stopper and chemical element

#61
20180274218
2018-09-27

Hair straining device

#62
20180112381
2018-04-26

Seamless quick-release strainer structure for metal sink

#63
20180106025
2018-04-19

Internal drain hair and debris straining assembly

#64
20180100299
2018-04-12

Strainer with improved flow

#65
20180058051
2018-03-01

Drain cover

#66
20180030702
2018-02-01

Sink and drain for sink

#67
20170314245
2017-11-02

Bathtub drain stopper

#68
20170314244
2017-11-02

Push-type drain stopper for pop-up drain

#69
20170260724
2017-09-14

Pop-up drain assembly

#70
20170218611
2017-08-03

Drain cover assembly

#71
20170159274
2017-06-08

Strainer with improved flow

#72
20170130435
2017-05-11

Removable hinged strainer for a pop-up drain assembly

#73
20170119210
2017-05-04

FILTERING DRAIN PLUG FOR A KITCHEN APPLIANCE

#74
20170073948
2017-03-16

Drain Stopper With Detachable Solid Matter Receptacle

#75
20170030060
2017-02-02

Drain strainer

#76
20170030059
2017-02-02

Seamless connecting drain structure of metallic sink

#77
20170009439
2017-01-12

Device and method for concealing a flange of a waste water strainer

#78
20160356028
2016-12-08

Wastewater drain stopper system

#79
20160251839
2016-09-01

DRAIN STRAINER

#80
20160215485
2016-07-28

Drain strainer and stopper

#81
20160053472
2016-02-25

Removable pop-up strainer

#82
20150284938
2015-10-08

Pop-Up Stopper for Bathroom Sinks with Hair Filter and Compatible with Current Pop-Up Stopper Design

#83
20150247308
2015-09-03

Sink and drain for sink

#84
20150074901
2015-03-19

Drain systems and related methods

#85
20150033459
2015-02-05

Drain cover assembly

#86
20140325748
2014-11-06

Device and method for concealing a flange of a waste water strainer

#87
20140310862
2014-10-23

Pop-up drain valve stopper with strainer cup

#88
20140259346
2014-09-18

Strainer with improved flow

#89
20140173819
2014-06-26

Drain strainer

#90
20140115777
2014-05-01

Plumbing fixture and system

#91
20140115776
2014-05-01

Plumbing fixture and system

#92
20140075662
2014-03-20

STRAINER ASSEMBLY FOR USE IN CONJUNCTION WITH SEAMLESS SINK DRAIN

#93
20140053328
2014-02-27

WATER STOPPER STRUCTURE FOR A WASHING SINK

#94
20140053327
2014-02-27

WATER STOPPER FOR SINK

#95
20140007334
2014-01-09

PLUMBING DRAIN APPARATUS

#96
20130269100
2013-10-17

Foot-actuated drain stopper

#97
20130191982
2013-08-01

Drain strainer and filter

#98
20120255117
2012-10-11

Sink and drain for sink

#99
20120167295
2012-07-05

Drain valve core

#100
20120090084
2012-04-19

Device and method for concealing a flange of a waste water strainer

#101
20120005814
2012-01-12

Flexible sink strainer

#102
20110154563
2011-06-30

Drain closure device

#103
20110126347
2011-06-02

Bathroom Sink Clog-Preventive Popup Stopper with a Hidden Strainer

#104
20110023220
2011-02-03

Flexible sink strainer

#105
20100205734
2010-08-19

Multi stage sink strainer with positive mechanical stops

#106
20100095444
2010-04-22

Seamless sink drain assembly with disposer/strainer mounting system

#107
20100071122
2010-03-25

Pop-up stopper having draining and straining functions

#108
20100024108
2010-02-04

Removable pop-up drain control with catch basket

#109
20100005581
2010-01-14

WASTE OUTLET

#110
20100000011
2010-01-07

PLUMBING APPARATUS ADAPTED WITH REMOVABLE FILTERING CONTAINER

#111
20090271919
2009-11-05

Manually Operable Drain Device

#112
20090151060
2009-06-18

DEBRIS ENTRAPMENT APPARATUS

#113
20090100583
2009-04-23

SINK STRAINING ASSEMBLY

#114
20090095667
2009-04-16

STEEL DRAIN WITH AUTOMATIC CLOSER

#115
20080282466
2008-11-20

DRAIN HOLE WASTE TRAP AND PLUG ASSEMBLY

#116
20080244825
2008-10-09

Drain systems and related methods

#117
20080168596
2008-07-17

DRAIN STOPPER WITH DEODORIZER

#118
20080098504
2008-05-01

Sink drain treatment kit

#119
20080083059
2008-04-10

Flexible sink strainer

#120
20070180602
2007-08-09

Drain assembly

#121
20060038047
2006-02-23

INTERLOCK DEVICE FOR A BATCH FEED WASTE DISPOSER

#122
18818063
2025-01-14

Sink drain devices and methods

#123
18335913
2024-09-17

Selective easy clean drain hair filter

#124
17516182
2023-01-10

Magnetically actuated pop-up drain assembly

#125
17461599
2022-07-19

Drain strainer

#126
15869622
2019-06-04

Hair and detritus catching device

#127
15451828
2020-02-25

Drain pipe cleaner plumbing tool

#128
15390308
2018-01-16

Combination sink strainer and stopper

#129
15077487
2018-07-24

Apparatus and method to reduce magnetic debris entrained in waste water