ClassID:

128572

E02D29/045 - CPC Classification

Classification description:

underground or underwater structures Independent ; Retaining walls Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them

Sub-classes:
Recent Application in this class:
#1
20250320684
2025-10-16

CONSTRUCTION METHOD FOR STRUCTURE

#2
20250269140
2025-08-28

METHOD AND DEVICE FOR ARRANGING FATIGUE AROUSAL SECTION IN TUNNEL AND ROAD TUNNEL

#3
20250198111
2025-06-19

MULTI-STAGE SHOCK ABSORPTION AND SEISMIC DEVICE FOR URBAN UNDERGROUND COMPREHENSIVE PIPE TUNNEL

#4
20250137732
2025-05-01

Energy Transfer System with Underground Thermal Storage and Corresponding Method

#5
20250101704
2025-03-27

Underground space frame structure and construction method thereof

#6
20250034829
2025-01-30

Underfloor Storage Vault

#7
20240392528
2024-11-28

UNDERGROUND CUBOID SULFUR STORAGE SYSTEMS

#8
20240376821
2024-11-14

Apparatus and Methods for Underground Structures and Construction Thereof

#9
20240352701
2024-10-24

DELAMINATED SUBWAY STATION STRUCTURE IN SEA-LAND CONNECTION REGION AND CONSTRUCTION METHOD THEREOF

#10
20240093458
2024-03-21

SHELTER ASSEMBLY

#11
20240003114
2024-01-04

SYSTEM AND METHOD OF RETROFITTING A LAGOON ENTRY SYSTEM TO A COVERED LAGOON

#12
20230374748
2023-11-23

UNDERGROUND FACILITY AND METHOD OF CONSTRUCTING UNDERGROUND FACILITY

#13
20230294802
2023-09-21

MODULAR SPACE UNIT FOR BUILDING IN OCEAN, SEA OR WATER BODIES

#14
20230220649
2023-07-13

Self-sinking-type deep foundation pit retaining wall structure and construction method for underground space structure

#15
20230194118
2023-06-22

SYSTEM AND METHOD FOR SEALING AND PRESSURIZING ENCLOSED FACILITIES VIA PREFABRICATED MODULES, PLUGS, DOORS, AND INSERTS.

#16
20230052761
2023-02-16

Underground shelter with air-intake system

#17
20230049236
2023-02-16

Underfloor storage vault

#18
20220195687
2022-06-23

Wall sinking construction method

#19
20210370200
2021-12-02

WATER TREATMENT DEVICE CONSTRUCTION STRUCTURE HAVING GRATING ROOM AND METHOD FOR CONSTRUCTING VARIOUS WATER SPACES/WATERSCAPING FACILITIES HAVING SAME COUPLED THERETO

#20
20210203145
2021-07-01

Apparatus to limit event energy

#21
20210199230
2021-07-01

MORTAR COLLAR

#22
20210180284
2021-06-17

SYSTEMS AND METHODS FOR PERIODIC MATERIAL-BASED SEISMIC ISOLATION FOR UNDERGROUND STRUCTURES

#23
20210040759
2021-02-11

Below grade fluid containment

#24
20210010222
2021-01-14

Bailey support system applied to cross protection of complex pipes and cables and construction method thereof

#25
20200407935
2020-12-31

Apparatus and methods for underground structures and construction thereof

#26
20200173729
2020-06-04

Underwater remote cooling apparatus

#27
20200141114
2020-05-07

Fire resistant expansion joint systems

#28
20200115880
2020-04-16

Methods of using triangulation to locate a manhole event in a system of underground vaults

#29
20200071078
2020-03-05

System for storing compressed gas and method for construction thereof

#30
20190244312
2019-08-08

PROCEDURE AND SYSTEM FOR THE CALCULATION OF THE LEVEL OF RISK IN THE PROXIMITY OF THE EXCAVATION FRONT OF AN UNDERGROUND WORK

#31
20190226340
2019-07-25

Removable and replaceable anchored tunnel gasket

#32
20190226202
2019-07-25

Removable and replaceable anchored frame-like tunnel gasket construction with soft corners

#33
20190071838
2019-03-07

Box-type pipeline with circumferential obtuse angle connection

#34
20190048554
2019-02-14

Prefabricated and flexible earthquake-resistant self-resetting structure associated with a subway station

#35
20180305886
2018-10-25

Apparatus and methods for underground structures and construction thereof

#36
20180163424
2018-06-14

Underground evacuation shelter

#37
20180030684
2018-02-01

ARCHED CUT-AND-COVER STRUCTURE AND METHOD OF ITS CONSTRUCTION

#38
20180003055
2018-01-04

Construction layout for caverns of underground nuclear power plant

#39
20170342834
2017-11-30

Method and apparatus for forming tunnels for transport routes

#40
20170275907
2017-09-28

Tunnel Connector for an In-Ground Storm Shelter

#41
20170268337
2017-09-21

Roller bracket for tunnel forms

#42
20170226733
2017-08-10

Fire resistant tunnel expansion joint systems

#43
20170106879
2017-04-20

Low-pressure environment structures

#44
20170092384
2017-03-30

Migration prevention system for radioactive wastewater of underground nuclear power plant

#45
20170058479
2017-03-02

REINFORCEMENT, STRUCTURE AND METHOD FOR UNDERGROUND REINFORCED CONCRETE CONSTRUCTIONS

#46
20170016187
2017-01-19

Bridge system adapted for promoting sedimentation

#47
20160319962
2016-11-03

Underground steel-concrete structure pipeline with spiral composite reinforcement ring on inner wall and manufacturing method thereof

#48
20160215472
2016-07-28

Apparatus and methods for underground structures and construction thereof

#49
20150354162
2015-12-10

REINFORCEMENT, STRUCTURE AND METHOD FOR UNDERGROUND REINFORCED CONCRETE CONSTRUCTIONS

#50
20150322635
2015-11-12

Foundation system for bridges and other structures

#51
20150322630
2015-11-12

Method and apparatus for forming tunnels and tunnels formed thereby

#52
20150191877
2015-07-09

Method for building structures, particularly passages under operating railways or the like

#53
20140363236
2014-12-11

Reinforced arch with floating footer and method of constructing same

#54
20140314488
2014-10-23

Bridge system and method including four sided concrete bridge units adapted for promoting sedimentation

#55
20140308079
2014-10-16

C-Channel Panel, Overcast, Stopping and Method

#56
20140227038
2014-08-14

Apparatus and Methods for Underground Structures and Construction Thereof

#57
20140090191
2014-04-03

Foundation system for bridges and other structures

#58
20130078040
2013-03-28

Apparatus and methods for underground structures and construction thereof

#59
20130071189
2013-03-21

Bridge System and Method Including Four Sided Concrete Bridge Units Adapted for Promoting Sedimentation

#60
20130008125
2013-01-10

CONSTRUCTION METHOD FOR NEW UNDERGROUND STRUCTURE

#61
20130008108
2013-01-10

Foundation system for bridges and other structures

#62
20120163919
2012-06-28

Method for erecting an underground construction

#63
20100189512
2010-07-29

System for creating underground structures

#64
20090191003
2009-07-30

Methods for constructing underground structures

#65
20090064604
2009-03-12

Underground shelter

#66
20080298903
2008-12-04

Reinforcement liner installation mold mounted on a corrugated steel plate structure

#67
20080205989
2008-08-28

Method for Tunnel Construction

#68
20070261341
2007-11-15

Open bottom fiber reinforced precast concrete arch unit

#69
20070006401
2007-01-11

Load bearing construction and method for installation

#70
20050034394
2005-02-17

System for articulably bearing a prefabricated structural member on a foundation

#71
18369253
2024-04-02

Top plate jacking device and jacking construction method configured for V-shaped columns

#72
15707698
2019-03-12

Stormwater management system

#73
14617535
2016-04-19

Concealed shelter