ClassID:

128247

E02B7/54 - CPC Classification

Classification description:

Barrages or weirs; Layout, construction, methods of, or devices for, making same; Movable barrages; Lock or dry-dock gates Sealings for gates

Recent Application in this class:
#1
20230021317
2023-01-26

Overshot and undershot control gate

#2
20220049444
2022-02-17

Systems for water control gate anchoring

#3
20210158979
2021-05-27

Pit gate, pit equipment, nuclear power facility, and pit gate installation method

#4
20200299915
2020-09-24

Water Control Gate

#5
20190345759
2019-11-14

Dropdown Flood Barrier

#6
20190345684
2019-11-14

Rotation bearing of flap gate and flap gate

#7
20190242491
2019-08-08

Actuation and valve mechanism

#8
20190063026
2019-02-28

Water Control Gate

#9
20180328090
2018-11-15

Pressure-tight door allowing movement of hinges

#10
20180282963
2018-10-04

Single bay mechanical closure device

#11
20180266067
2018-09-20

Water Gate

#12
20180258600
2018-09-13

Sluice gate

#13
20180209111
2018-07-26

Water control gate anchoring methods

#14
20180094397
2018-04-05

Water control apparatus

#15
20170350531
2017-12-07

Actuation and valve mechanism

#16
20170321475
2017-11-09

Flood barrier

#17
20170292238
2017-10-12

Floating flap gate

#18
20170284047
2017-10-05

Sluice gate

#19
20170218586
2017-08-03

Flood barrier system

#20
20170167097
2017-06-15

Water control gate anchoring system and method

#21
20160369469
2016-12-22

Self-activating flood protection barrier

#22
20160356012
2016-12-08

Abutment Plate for Water Control Gate

#23
20150299973
2015-10-22

Land-mounted flap gate

#24
20150292534
2015-10-15

Packing set

#25
20150218767
2015-08-06

Sluice gate

#26
20150191885
2015-07-09

Securing and waterproof mechanism of a floodgate apparatus

#27
20140169883
2014-06-19

Self-actuating shoreline flood guard

#28
20130209173
2013-08-15

FLOODGATE

#29
20120034032
2012-02-09

Self-Actuating Flood Guard

#30
20110123271
2011-05-26

Sealing system for a water flow control gate

#31
20110116871
2011-05-19

Water control apparatus

#32
20090180835
2009-07-16

Water Control Apparatus

#33
20080098679
2008-05-01

Waterproof gate assembly structure

#34
20070253774
2007-11-01

Control gates

#35
20060083592
2006-04-20

Control gates

#36
20060072969
2006-04-06

Water control apparatus

#37
20060056915
2006-03-16

Flow measurement and control

#38
19250104
2025-10-14

Structure for controlling crack generationgeneration in large-volume sluice gate and construction method therefor

#39
15056328
2017-06-27

Submersible bulkhead system and method of operating system

#40
14513013
2016-12-13

Submersible bulkhead system and method of operating same