ClassID:

129485

E03F3/02 - CPC Classification

Classification description:

Sewer pipe-line systems Arrangement of sewer pipe-lines or pipe-line systems

Recent Application in this class:
#1
20250263982
2025-08-21

TUNNEL DRAINAGE METHOD FOR LAYING DRAINAGE PIPE BASED ON ULTRA-LONG DISTANCE HORIZONTAL DIRECTIONAL DRILLING

#2
20250263916
2025-08-21

SYSTEMS AND METHODS FOR A MODULAR DRAINAGE SYSTEM

#3
20250075487
2025-03-06

Sewer System Overflow Prevention Device

#4
20240159036
2024-05-16

French drain drainpipe

#5
20240011274
2024-01-11

Distributed utility system

#6
20230228077
2023-07-20

Distributed utility system

#7
20230019458
2023-01-19

Secondary drainage method at time of flooding

#8
20220251818
2022-08-11

Detection and monitoring system for the management of combined sewer systems

#9
20220243449
2022-08-04

Feed pad water collection system and method

#10
20220073392
2022-03-10

Integrated riparian system for on-site treatment of river/lake silt and application thereof

#11
20210087803
2021-03-25

Distributed utility system

#12
20200370289
2020-11-26

Automated anti-freeze system for sewer jetter system

#13
20200370284
2020-11-26

Distributed integrated water management system

#14
20200284018
2020-09-10

Interchangeable system for overflow treatment and tertiary filtration for wastewater treatment facilities

#15
20200270856
2020-08-27

Systems and methods using probabilistic forecast for agent-based control of sewers

#16
20200224402
2020-07-16

Detection and monitoring system for the management of combined sewer systems

#17
20190257067
2019-08-22

Automated anti-freeze system for sewer jetter system

#18
20190177963
2019-06-13

System to prevent basement flooding from sewer backup

#19
20190177961
2019-06-13

Pump-storage device and transportation tool including the same

#20
20190153717
2019-05-23

Contamination barrier for plumbing systems and method of using same

#21
20180370814
2018-12-27

Method and apparatus to implement a managed distributed wastewater process

#22
20180087259
2018-03-29

Detection and monitoring system for the management of combined sewer systems

#23
20170217807
2017-08-03

Wastewater treatment systems and related methods

#24
20170001132
2017-01-05

Self-cleaning filter device adaptable to the volume of rainwater and a method for its use

#25
20160378123
2016-12-29

System and method for agent-based control of sewer infrastructure

#26
20160348351
2016-12-01

Sewer system

#27
20150354526
2015-12-10

Waste water electrical power generating system

#28
20140324406
2014-10-30

Combined sewer overflow warning and prevention system

#29
20140298793
2014-10-09

Waste water electrical power generating system

#30
20140158596
2014-06-12

Partitioned separator water treatment system with multiple upflow filters

#31
20140056644
2014-02-27

System for controlling rainwater run-off

#32
20130209219
2013-08-15

Full-flow wastewater sewer systems

#33
20130209166
2013-08-15

Surface drainage system

#34
20120315085
2012-12-13

Surface drainage system

#35
20120153623
2012-06-21

Electrical power generating system

#36
20110248502
2011-10-13

Waste water electrical power generating system

#37
20110192773
2011-08-11

Partitioned separator water treatment system with upflow filter

#38
20110135384
2011-06-09

Surface drainage system

#39
20100314880
2010-12-16

Waste water electrical power generating system

#40
20090179427
2009-07-16

Waste water electrical power generating system

#41
20090080970
2009-03-26

Surface drainage system

#42
20080031691
2008-02-07

Waste water electrical power generating system

#43
20070041790
2007-02-22

Waste water electrical power generating system

#44
20060201565
2006-09-14

Pipe system

#45
20060016500
2006-01-26

Separated sanitary and storm sewer system

#46
15696142
2019-10-01

Apparatus for pipeline rehabilitation with internal bypass