ClassID:

129478

E03F1/002 - CPC Classification

Classification description:

Methods, systems, or installations for draining-off sewage or storm water with disposal into the ground, e.g. via dry wells

Sub-classes:
Recent Application in this class:
#1
20260132611
2026-05-14

STORMWATER DRYWELL SYSTEM

#2
20260125889
2026-05-07

AGGREGATE REDUCTION IN STORMWATER MANAGEMENT SYSTEM

#3
20260117508
2026-04-30

NESTING UNIVERSAL INLINE SURFACE DRAIN

#4
20260116818
2026-04-30

METHOD OF DRAINING WATER

#5
20260110165
2026-04-23

LEACHING CHAMBER WITH INTEGRATED DISTRIBUTION CHANNEL

#6
20260028813
2026-01-29

RAINWATER BIORETENTION FACILITY FOR SYNCHRONIZED NITROGEN AND PHOSPHORUS REMOVAL IN RAINFALL CONDITIONS

#7
20250324930
2025-10-23

STRUCTURAL CELL FOR FACILITATING TREE ROOT GROWTH

#8
20250301974
2025-10-02

Water Holding System

#9
20250297447
2025-09-25

DRAIN ASSEMBLY FOR USE IN AN OUTDOOR SETTING

#10
20250257584
2025-08-14

STORM WATER REDIRECTION DEVICE

#11
20250223790
2025-07-10

Sand Seepage Stream and Wetland Restoration System and Method for Ecological Restoration

#12
20250172956
2025-05-29

Flood Control System

#13
20250146266
2025-05-08

SYSTEMS AND METHODS FOR UNDERGROUND STORAGE OF STORM AND OTHER WATER SOURCES

#14
20250059714
2025-02-20

FORMWORK, MATRICES, CONCRETE MATRICES AND METHODS OF MANUFACTURE

#15
20250019957
2025-01-16

Storm Water Filtration System

#16
20240344315
2024-10-17

UNDERGROUND STORAGE SYSTEM WITH V SHAPED SUPPORT LEGS

#17
20240344314
2024-10-17

Passive Infiltration Drainage System

#18
20240309627
2024-09-19

CATCH BASIN SYSTEM AND CORRESPONDING WATER DRAINAGE SYSTEM

#19
20240309626
2024-09-19

Catch basin system and corresponding water drainage system

#20
20240309625
2024-09-19

Catch basin system and corresponding water drainage system

#21
20240262729
2024-08-08

METHOD AND DEVICE FOR RURAL WASTEWATER RECYCLING

#22
20240251723
2024-08-01

IRRIGATION WATER RECIRCULATION SYSTEM

#23
20240246767
2024-07-25

RAINWATER STORAGE DEVICE AND CONSTRUCTION METHOD THEREOF

#24
20240209614
2024-06-27

Stormwater Biofiltration System and Method

#25
20240209613
2024-06-27

FLARED END RAMP WITH RIBS

#26
20240117621
2024-04-11

UNIVERSAL BASE PLATE WITH TABS

#27
20240110357
2024-04-04

DRAIN ASSEMBLY FOR USE IN AN OUTDOOR SETTING

#28
20240101445
2024-03-28

Wastewater Unit With Internal Sandwiched Connector

#29
20240044123
2024-02-08

SYSTEM FOR INCREASING AND DISPLAYING EFFECTIVENESS AND EFFICIENCY OF STORMWATER INFRASTRUCTURE

#30
20240011274
2024-01-11

Distributed utility system

#31
20230407618
2023-12-21

Systems and methods for underground storage of storm and other water sources

#32
20230407617
2023-12-21

Systems and methods for underground storage of storm and other water sources

#33
20230397550
2023-12-14

IRRIGATION AND DRAINAGE DEVICE AND/OR WATER STORAGE DEVICE, PREFERABLY FOR MANAGING WATER, IN PARTICULAR IRRIGATION OF (GREEN) SPACES AND/OR PLANTS

#34
20230374767
2023-11-23

FLARED END RAMP WITH SIDE TABS

#35
20230287672
2023-09-14

CHANNEL-RETAINING DEVICE, DRAINAGE SYSTEM AND METHOD

#36
20230243141
2023-08-03

Systems and methods for underground storage of storm and other water sources

#37
20230234866
2023-07-27

Wastewater leaching system

#38
20230228077
2023-07-20

Distributed utility system

#39
20230220688
2023-07-13

Structural cells, matrices and methods of assembly

#40
20230202919
2023-06-29

Method of draining water

#41
20230054894
2023-02-23

Drainage body unit, drainage body system and shaft element

#42
20230030089
2023-02-02

Modular Precast Concrete Water Storage Device and System

#43
20230019458
2023-01-19

Secondary drainage method at time of flooding

#44
20220372725
2022-11-24

Drain assembly for use in an outdoor setting

#45
20220349170
2022-11-03

STORMWATER COLLECTION AND TREATMENT SYSTEM

#46
20220325515
2022-10-13

Turf cover for a water drainage system

#47
20220299145
2022-09-22

Catch Basin Trap With Collapsible Outlet Pipe Connector And Method Of Making A Catch Basin

#48
20220298759
2022-09-22

Conveyance drain emitter

#49
20220279734
2022-09-08

MORE EFFICIENT STRUCTURAL CELL FOR FACILITATING TREE ROOT GROWTH

#50
20220167609
2022-06-02

Vector control screen for stormwater treatment systems

#51
20220147071
2022-05-12

Flood control system

#52
20220127834
2022-04-28

Underground storage system with V shaped support legs

#53
20220089468
2022-03-24

LOW-PRESSURE DISTRIBUTION SYSTEM AND METHOD

#54
20220081889
2022-03-17

Module and method for managing water and other fluids

#55
20220074189
2022-03-10

Stormwater biofiltration system and method

#56
20220056684
2022-02-24

Regenerative stormwater conveyance system and method

#57
20220025632
2022-01-27

Sand seepage stream and wetland restoration system

#58
20220018109
2022-01-20

Nested Infiltration Surfaces, Treatment Media, and Distribution Media

#59
20210403342
2021-12-30

Catalytic sieves and methods for making same

#60
20210381215
2021-12-09

Underground stormwater storage system

#61
20210372068
2021-12-02

Mat especially adapted for use with a subsurface fluid and particulate container system

#62
20210340749
2021-11-04

SYSTEM FOR INCREASING AND DISPLAYING EFFECTIVENESS AND EFFICIENCY OF STORMWATER INFRASTRUCTURE

#63
20210315172
2021-10-14

Irrigation water recirculation system

#64
20210301951
2021-09-30

Draining device

#65
20210286383
2021-09-16

LIQUID HANDLING SYSTEM MONITORING SYSTEMS AND METHODS

#66
20210286382
2021-09-16

Flood control system

#67
20210270049
2021-09-02

Structural cells, matrices and methods of assembly

#68
20210270029
2021-09-02

Wastewater discharge method and system

#69
20210270018
2021-09-02

Conveyance Drain Emitter

#70
20210253355
2021-08-19

System and method for storing water in an underground reservoir and managing the same

#71
20210246621
2021-08-12

Rods and assemblies of rods for the collection and transportation of water

#72
20210189710
2021-06-24

Storm tunnel

#73
20210155517
2021-05-27

Wastewater Leaching System

#74
20210087803
2021-03-25

Distributed utility system

#75
20210079640
2021-03-18

MODULAR TESSELLATION ASSEMBLY FOR STORAGE OF WATER UNDERGROUND

#76
20210047822
2021-02-18

System for drainage of surface water

#77
20200347619
2020-11-05

Structural cells, matrices and methods of assembly

#78
20200318336
2020-10-08

Concrete galley water detention and release systems

#79
20200240129
2020-07-30

Utilizing debris basins for stormwater retention

#80
20200240122
2020-07-30

Conveyance drain emitter

#81
20200173159
2020-06-04

Stormwater biofiltration system and method

#82
20200131064
2020-04-30

Reconfigurable leaching module

#83
20200123731
2020-04-23

Drain assembly for use in an outdoor setting

#84
20200087165
2020-03-19

Unitized formed construction materials and methods for making same

#85
20200040562
2020-02-06

Underground stormwater storage system

#86
20200011048
2020-01-09

Underground storage system with V shaped support legs

#87
20200011045
2020-01-09

Wastewater discharge method and system

#88
20190383043
2019-12-19

Structural cells, matrices and methods of assembly

#89
20190375660
2019-12-12

Wastewater leaching system

#90
20190360190
2019-11-28

Tessellation square module and underground storage system

#91
20190330872
2019-10-31

Underground watersilo

#92
20190327916
2019-10-31

More efficient structural cell for facilitating tree root growth

#93
20190316340
2019-10-17

Low profile nestable leaching chamber having increased water storage volume

#94
20190242106
2019-08-08

Modular tessellation assembly for storage of water underground

#95
20190234059
2019-08-01

Module and method for managing water and other fluids

#96
20190226192
2019-07-25

Storm drainage detention assembly and system

#97
20190226160
2019-07-25

Water-collecting boundary block

#98
20190161954
2019-05-30

Super drainage system and method for flood control

#99
20190124857
2019-05-02

Irrigation water recirculation system

#100
20190106873
2019-04-11

TESSELLATION SQUARE MODULE AND UNDERGROUND STORAGE SYSTEM

#101
20190106864
2019-04-11

Honeycomb module and underground storage system

#102
20190078309
2019-03-14

Catch basin trap with flexible outlet pipe connector

#103
20190077603
2019-03-14

System and method for storing water in an underground reservoir and managing the same

#104
20190032321
2019-01-31

IRRIGATION CURTAIN AND EROSION CONTROL METHOD FOR REGENERATIVE STORMWATER CONVEYANCE

#105
20190016637
2019-01-17

Road surface covering system

#106
20180369721
2018-12-27

Water storage in subsurface storm water basins

#107
20180363283
2018-12-20

Integrated retaining wall and fluid collection system

#108
20180320341
2018-11-08

Conveyance drain emitter

#109
20180319686
2018-11-08

Reconfigurable leaching module

#110
20180274193
2018-09-27

Water diverting device for vertical drainage pipe

#111
20180274182
2018-09-27

Ground water filtration system

#112
20180230687
2018-08-16

Tilt diverter to control storm-water

#113
20180229281
2018-08-16

Environmental remediation systems, devices, and methods

#114
20180201530
2018-07-19

WATERSHED STORMWATER MANAGEMENT THROUGH A BIOBASED BIODEGRADABLE NUTRIENT AND SEDIMENT RETAINING WATER FILTRATION TUBE WITH EROSION CONTROL

#115
20180194652
2018-07-12

Subsurface sewage disposal system

#116
20180179748
2018-06-28

Stormwater biofiltration system and method

#117
20180080202
2018-03-22

Water generation system for deserts

#118
20180058058
2018-03-01

Drain field alarm

#119
20180044905
2018-02-15

Wastewater leaching chamber

#120
20180044209
2018-02-15

Wastewater leaching system

#121
20180030712
2018-02-01

Tessellation square module and underground storage system

#122
20180011452
2018-01-11

Optimized hydromodification management with active stormwater controls

#123
20170350131
2017-12-07

Adjustable Splash Block

#124
20170347539
2017-12-07

More efficient structural cell for facilitating tree root growth

#125
20170344033
2017-11-30

Liquid handling system monitoring systems and methods

#126
20170342697
2017-11-30

Turbulating Apparatus For A Drywell

#127
20170328052
2017-11-16

Modular tessellation assembly for storage of water underground

#128
20170328051
2017-11-16

Modular stormwater retention system

#129
20170321397
2017-11-09

Honeycomb module and underground storage system

#130
20170292259
2017-10-12

Plastic infiltration unit, a system comprising a plurality of plastic infiltration units

#131
20170217807
2017-08-03

Wastewater treatment systems and related methods

#132
20170183858
2017-06-29

Waste water diffuser

#133
20170183242
2017-06-29

Water runoff treatment apparatus

#134
20170175375
2017-06-22

Method of priming a drainage apparatus for siphoning liquid and drainage apparatus

#135
20170113973
2017-04-27

Mineral-based porous sand and methods for making mineral-based porous sand

#136
20170081824
2017-03-23

Drain assembly for use in an outdoor setting

#137
20170037610
2017-02-09

Assembly for detaining or retaining liquid beneath a ground surface

#138
20160362320
2016-12-15

Wastewater leaching system

#139
20160362319
2016-12-15

WASTEWATER LEACHING SYSTEM

#140
20160348350
2016-12-01

Method and apparatus for fluid retention or detention

#141
20160333564
2016-11-17

Module and method for managing water and other fluids

#142
20160333563
2016-11-17

Underground system adapted for retaining or detaining stormwater

#143
20160333562
2016-11-17

Modular stormwater capture system

#144
20160326033
2016-11-10

Wastewater treatment system

#145
20160295812
2016-10-13

More efficient structural cell for facilitating tree root growth

#146
20160281347
2016-09-29

Modular stormwater retention and management system

#147
20160251842
2016-09-01

Leaching Tube

#148
20160186398
2016-06-30

Temporary drainage wells in loose granular soils

#149
20160177525
2016-06-23

Fabricating a quilted drainage unit using a flat bed

#150
20160160487
2016-06-09

Liquid run-off disposal system

#151
20160122994
2016-05-05

Systems and methods for transporting and collecting bio-waste

#152
20160122993
2016-05-05

Systems and methods for transporting bio-waste

#153
20160097175
2016-04-07

AGGREGATE REPLACEMENT

#154
20160084406
2016-03-24

Alignment orifice shield

#155
20160017589
2016-01-21

Liquid waste treatment apparatus

#156
20150218025
2015-08-06

Subsurface sewage disposal system

#157
20150108053
2015-04-23

Water purification and storage system, water-filtering well and polygonal building block

#158
20150041379
2015-02-12

UNDERGROUND BIORETENTION SYSTEMS

#159
20140367328
2014-12-18

Stormwater treatment system with gutter pan flow diverter

#160
20140353226
2014-12-04

PRE-CAST PERVIOUS CONCRETE

#161
20140350737
2014-11-27

Optimized hydromodification management with active stormwater controls

#162
20140341654
2014-11-20

Assembly for the detention or retention of water and other fluids

#163
20140341653
2014-11-20

Module and method for managing water and other fluids

#164
20140314485
2014-10-23

WATER DRAIN RESERVOIR

#165
20140294508
2014-10-02

Aggregate replacement

#166
20140263006
2014-09-18

Wastewater treatment system

#167
20140202564
2014-07-24

Storm water redistribution device

#168
20140183113
2014-07-03

Self cleaning debris screen for runoff water separation apparatus

#169
20140144850
2014-05-29

System and method for purifying rainfall runoff

#170
20140093316
2014-04-03

Drill rig for simultaneously drilling successive adjacent sets of three spaced apart holes

#171
20140048542
2014-02-20

Water storage structure

#172
20130284750
2013-10-31

Storage composite, and storage tank and permeable storage tank using same

#173
20130206662
2013-08-15

Segmental bio-retention basin system

#174
20130126407
2013-05-23

Leach field system

#175
20130105392
2013-05-02

Fluid conduit with layered and partial covering material thereon

#176
20130105013
2013-05-02

Septic field filter and bacterial unit

#177
20130092632
2013-04-18

Bioretention swale overflow filter

#178
20130075315
2013-03-28

Leach field system

#179
20120288331
2012-11-15

Drainage beads

#180
20120261317
2012-10-18

Flush system with controlled volume

#181
20120255624
2012-10-11

DRAINAGE BODY

#182
20120211406
2012-08-23

Segmental bio-retention basin system

#183
20120199219
2012-08-09

Water diversion system

#184
20120195686
2012-08-02

Drywell retrofit sump insert for storm water treatment

#185
20120187031
2012-07-26

Storm water treatment system

#186
20120155965
2012-06-21

Gravity-fed basin

#187
20120155959
2012-06-21

Arrangement and method for facilitating water usage

#188
20120141203
2012-06-07

Modulated structural cell for supporting a tree root network

#189
20120132295
2012-05-31

SEWAGE EFFLUENT DISTRIBUTION MEANS

#190
20120128423
2012-05-24

Method and apparatus for a drywell retrofit

#191
20120118820
2012-05-17

Wastewater system with pressure gradient transport

#192
20120111780
2012-05-10

Stormwater filtration systems

#193
20120107047
2012-05-03

Liquid run-off disposal system

#194
20120097617
2012-04-26

Storm water filter systems

#195
20120087728
2012-04-12

Method of constructing septic system including pipe support

#196
20120068452
2012-03-22

Low Profile Collapsible, Expandable, Flexible and Camouflaged Corrugated Downspout Extension and Adapter

#197
20120057934
2012-03-08

Fluid distribution system

#198
20120018363
2012-01-26

Precast pervious concrete

#199
20120000537
2012-01-05

Method for Collecting and Storing Rain and Snow and For Irrigating, and Apparatus Therefor

#200
20110290712
2011-12-01

Influent liquid treatment system

#201
20110255921
2011-10-20

Water retention cell structures

#202
20110188933
2011-08-04

Water-storage and water-purification system

#203
20110179736
2011-07-28

CONCRETE MATRIX STRUCTURE

#204
20110120922
2011-05-26

Segmental bio-retention basin system

#205
20110062069
2011-03-17

Subsurface sewage disposal and wastewater treatment system

#206
20110049028
2011-03-03

Stormwater control system and related method

#207
20110030814
2011-02-10

Sequencer assembly, system and method

#208
20100294036
2010-11-25

FLOW SENSOR

#209
20100260547
2010-10-14

Method for injecting surface water into the ground

#210
20100260546
2010-10-14

Subsurface drainage system and drain structure therefor

#211
20100226721
2010-09-09

Module and assembly for managing the flow of water

#212
20100221068
2010-09-02

Method and apparatus for fluid retention or detention

#213
20100206792
2010-08-19

Above-curb emitter

#214
20100189506
2010-07-29

METHODS FOR INSTALLING AND USING PAPER-ENCLOSED FILTER MEDIA UNITS IN AN EFFLUENT TREATMENT SYSTEM

#215
20100178112
2010-07-15

Leach field form and method of use

#216
20100143037
2010-06-10

Water/fluids surge/backflow protection systems and management

#217
20100135725
2010-06-03

Drainage systems employing preassembled drainage elements

#218
20100116358
2010-05-13

DUST-REMOVAL MANAGING PIT

#219
20100098490
2010-04-22

Drain pipe

#220
20100059430
2010-03-11

Stormwater chamber detention system

#221
20100040414
2010-02-18

Thermal insulted sewer water treatment environment

#222
20100038300
2010-02-18

Water harvesting device

#223
20100006489
2010-01-14

Wastewater flow diverter

#224
20100000917
2010-01-07

Sewage effluent distribution means

#225
20090290936
2009-11-26

Regenerative stormwater conveyance system and method

#226
20090285632
2009-11-19

Water conservation and distribution system

#227
20090282976
2009-11-19

METHANE GAS DISPOSAL AND USE VIA SUBSURFACE DRIP IRRIGATION TECHNIQUES

#228
20090272696
2009-11-05

FILTRATION AND DRAINAGE APPARATUSES AND METHODS

#229
20090261026
2009-10-22

Bi-phasic bioretention system

#230
20090255868
2009-10-15

Stormwater filtration systems

#231
20090250369
2009-10-08

Stackable water holding tank

#232
20090194473
2009-08-06

PIPE STAND

#233
20090145852
2009-06-11

HEATING SYSTEM AND METHOD FOR PREVENTION OF UNDERGROUND TANK FREEZE-UPS

#234
20090145830
2009-06-11

SUBSURFACE SEWAGE DISPOSAL AND WASTEWATER TREATMENT SYSTEM

#235
20090080976
2009-03-26

LIGHTWEIGHT AGGREGATE UNIT AND METHOD OF MANUFACTURE

#236
20090071555
2009-03-19

Integrated technological system for improving the climate

#237
20090049760
2009-02-26

Subsurface Storage System

#238
20090014380
2009-01-15

APPARATUS, SYSTEMS, AND METHODS FOR DISTRIBUTING EFFLUENT IN MOUND ELIMINATION UNITS AND OTHER DRAINFIELD INSTALLATIONS

#239
20090012722
2009-01-08

Method for evaluation of performance of percolation tanks using environmental chloride as a tracer

#240
20090003933
2009-01-01

SPLASH BLOCK WITH DIFFUSER

#241
20080290015
2008-11-27

Waste water filtering system

#242
20080271805
2008-11-06

Fluid conduit with layered and partial covering material thereon

#243
20080237106
2008-10-02

Subsurface drip disposal system

#244
20080203002
2008-08-28

HIGH TREATMENT EFFICIENCY LEACH FIELD

#245
20080202999
2008-08-28

Leach Field Form and Method of Use

#246
20080190828
2008-08-14

Gravity-fed basin for discharging industrial water into a receiving body of water

#247
20080178943
2008-07-31

Precision siphon operated septic field dosing system with filtration and backwash

#248
20080164191
2008-07-10

Waste disposal system

#249
20080138156
2008-06-12

Downspout drain outlet

#250
20080128339
2008-06-05

Variable volume drain field system

#251
20080073259
2008-03-27

DOSING PIPE DIFFUSER

#252
20080073258
2008-03-27

Storm water runoff treatment system

#253
20080047886
2008-02-28

Stormwater filter and mount assembly

#254
20070292210
2007-12-20

Septic system

#255
20070160424
2007-07-12

Sand seepage stream and wetland restoration system and method for ecological restoration

#256
20070147960
2007-06-28

Water collection system

#257
20070071556
2007-03-29

Septic system

#258
20070071555
2007-03-29

Septic system

#259
20070041792
2007-02-22

Ballasting system for on-site sewage treatment and disposal system

#260
20070031192
2007-02-08

Sustainable surface water disposal system

#261
20070025817
2007-02-01

Water retention system

#262
20070012608
2007-01-18

Storm water runoff treatment system

#263
20060280557
2006-12-14

Drain field systems and methods for implementing same

#264
20060272988
2006-12-07

High aspect ratio wastewater system

#265
20060254672
2006-11-16

Device for disbursing underground a liquid discharged from a sump pump

#266
20060237369
2006-10-26

Materials for removing toxic metals from wastewater

#267
20060210358
2006-09-21

Constructive water resource recycling method

#268
20060192034
2006-08-31

Orifice shield for drainage pipe

#269
20060182497
2006-08-17

Leaching system

#270
20060120804
2006-06-08

Subsurface drainage system and drain structure therefor

#271
20060076300
2006-04-13

System and method for reducing runoff of grease and similar effluents from restaurants and like facilites

#272
20060060240
2006-03-23

System and method for distributing liquid flow into predetermined proportions

#273
20050274071
2005-12-15

Root nutrient delivery system

#274
20050238432
2005-10-27

Method for constructing a water resource recycling system

#275
20050180819
2005-08-18

Sewage effluent distribution means

#276
20050163569
2005-07-28

Root nutrient delivery system

#277
20050145079
2005-07-07

Drain line re-perforator device

#278
20050121078
2005-06-09

Automatic dosing pressure chamber distribution of effluent

#279
20050063781
2005-03-24

Drainage element for walls and septic tank systems

#280
20050051480
2005-03-10

Pollutant containment system

#281
20050040114
2005-02-24

Heating system and method for prevention of septic system freeze-up

#282
17977701
2023-07-18

Drainage systems and methods

#283
17950050
2025-04-15

System for purifying and delivering surface water to an aquifer

#284
17725870
2023-04-18

Stormwater collection, treatment, and aquifer replenishment installations and methods

#285
17657964
2025-02-04

Drain device

#286
17106687
2022-04-26

Stormwater collection, treatment, and aquifer replenishment installations and methods

#287
16732392
2022-02-22

Internal connector for modular fluid treatment system

#288
16525685
2020-01-07

Temporary storm water storage system

#289
16374094
2021-01-05

Stormwater collection, treatment, and aquifer replenishment installations and methods

#290
16115172
2019-11-05

Flood water retention assembly

#291
15968700
2019-10-29

Drive-over tile intake guard

#292
15863882
2019-07-30

Runoff water management system

#293
15651786
2018-06-05

Water management sensing

#294
15135514
2017-08-15

Hexagonal module and assembly for storage of water underground

#295
15098564
2017-07-18

Water management sensing

#296
14886492
2017-11-07

Flared modular drainage system with improved surface area

#297
14519020
2017-02-07

Double filtration tension frame sediment control filter

#298
14489888
2016-03-01

Leaching tube

#299
13602327
2014-11-04

Cascading system of floodway stormwater containment basins