ClassID:

131596

E04G21/02 - CPC Classification

Classification description:

Preparing, conveying, or working-up building materials or building elements ; Other devices or measures for constructional work Conveying or working-up concrete or similar masses able to be heaped or cast

Sub-classes:
Recent Application in this class:
#1
20260062205
2026-03-05

HOPPER FOR A CEMENT OR MORTAR PRINTER

#2
20260008724
2026-01-08

METHOD FOR THE PRODUCTION OF WET CONCRETE APPLICABLE TO THE FABRICATION OF STRUCTURAL EXTERIOR ELEMENTS OR STRUCTURAL INTERIOR ELEMENTS

#3
20250270829
2025-08-28

SYSTEM AND METHOD OF FABRICATING A REINFORCED STRUCTURAL MEMBER

#4
20250188755
2025-06-12

Method for 3D Printing Architectural Components

#5
20240426116
2024-12-26

Automatic film-extruding 3D printer

#6
20240141641
2024-05-02

WALL STRUCTURES OF EXTRUDABLE BUILDING MATERIAL

#7
20240084928
2024-03-14

Concrete pump hose support

#8
20240076885
2024-03-07

ADDITIVE MANUFACTURING OF CONCRETE CONSTRUCTION ELEMENTS

#9
20240068245
2024-02-29

System and method for shotcrete construction

#10
20240051873
2024-02-15

COATED-FINE-AGGREGATE, CONCRETE COMPOSITION AND METHOD

#11
20240044157
2024-02-08

WALL STRUCTURES OF EXTRUDABLE BUILDING MATERIAL

#12
20240026694
2024-01-25

Concrete Transfer Shovel

#13
20240018736
2024-01-18

FOUNDATION WITH PEDESTAL AND RIBS FOR TOWERS

#14
20230392342
2023-12-07

Foundation with pedestal and ribs for towers

#15
20230313520
2023-10-05

3-DIMENSIONAL PRINTED STRUCTURE AND A SYSTEM AND METHOD FOR THE 3-DIMENSIONAL PRINTING OF STRUCTURES

#16
20230287645
2023-09-14

Nuclear island base slab of nuclear power plant, manufacturing method therefor, and nuclear island of nuclear power plant

#17
20230234260
2023-07-27

Fiber pre-dispersing device for fiber reinforced concrete

#18
20230151623
2023-05-18

DISCRETE DELIVERY OF MATERIAL

#19
20230148127
2023-05-11

System and method for shotcrete construction

#20
20230035301
2023-02-02

Concrete pump hose support

#21
20220364364
2022-11-17

Combined accessory of in-situ concrete 3-D printed horizontal load-bearing member and preparation method

#22
20220298811
2022-09-22

PRESSURE HEAD

#23
20220213703
2022-07-07

Concrete pouring guiding device and construction method for sewage treatment tank

#24
20220177369
2022-06-09

Coated-fine-aggregate, concrete composition and method

#25
20210347614
2021-11-11

Cable robot

#26
20210340756
2021-11-04

Construction method of 3D printing and weaving integrated building

#27
20210324640
2021-10-21

System and method for shotcrete construction

#28
20210310262
2021-10-07

FOUNDATION WITH PEDESTAL AND RIBS FOR TOWERS

#29
20210207388
2021-07-08

System and method for shotcrete construction

#30
20210164497
2021-06-03

Hydraulic drive system for a construction material pump, and construction material pump

#31
20210107842
2021-04-15

Method and apparatus for electrochemical treatment of concrete structures affected by ASR

#32
20210079672
2021-03-18

Combined Bull Float-Roller Concrete Finishing Device

#33
20210062531
2021-03-04

DEVICE FOR FORMING POST SLEEVES AND RELATED METHODS

#34
20200355077
2020-11-12

PULSATION-FREE WET SPRAYING MACHINE

#35
20200354918
2020-11-12

Systems and Methods for Supporting a Concrete Slab

#36
20200338786
2020-10-29

FOUNDATION WITH PEDESTAL AND RIBS FOR TOWERS

#37
20200299192
2020-09-24

Coated-fine-aggregate, concrete composition and method

#38
20200277800
2020-09-03

Foundation with pedestal and ribs for towers

#39
20200071944
2020-03-05

Foundation with pedestal and ribs for towers

#40
20190308907
2019-10-10

Coated-fine-aggregate, concrete composition and method

#41
20190264835
2019-08-29

Concrete pump hose support

#42
20190263020
2019-08-29

Method of constructing a wind tower foundation with pedestal and ribs

#43
20190177225
2019-06-13

Coated-fine-aggregate, concrete composition and method

#44
20190119941
2019-04-25

Device for forming post sleeves and related methods

#45
20190084183
2019-03-21

Foundation with pedestal and ribs for towers

#46
20180264680
2018-09-20

Foundation with pedestal and ribs for towers

#47
20180257988
2018-09-13

Coated-fine-aggregate, concrete composition and method

#48
20180223496
2018-08-09

Foundation/sidewall construction method and kit

#49
20180216357
2018-08-02

Wet screed hardware apparatus

#50
20180065890
2018-03-08

Coated-fine-aggregate, concrete composition and method

#51
20180037507
2018-02-08

Concrete construction method for controlling setting time and special equipment thereof

#52
20170306583
2017-10-26

Method of constructing a wind tower foundation

#53
20170022711
2017-01-26

Support for embedding object in concrete

#54
20160376763
2016-12-29

Method of constructing a wind tower foundation

#55
20160369501
2016-12-22

METHOD OF CONSTRUCTING A HOME

#56
20160319558
2016-11-03

Wood gang form and method for constructing concrete building using same

#57
20160281355
2016-09-29

WALL FORMING SYSTEM AND KIT THEREOF

#58
20160272543
2016-09-22

Coated-fine-aggregate, concrete composition and method

#59
20160251856
2016-09-01

Solid reinforced concrete column based on arrangement of triangular reinforcing bar networks and method of constructing the same

#60
20160230386
2016-08-11

METHOD AND APPARATUS FOR CONSTRUCTING A CONCRETE STRUCTURE

#61
20160130822
2016-05-12

Decorative concrete and method of installing the same

#62
20160053506
2016-02-25

Device for forming post sleeves and related methods

#63
20160032601
2016-02-04

Portable robotic casting of volumetric modular building components

#64
20150377523
2015-12-31

Support member with dual use rebar for geothermal underground loop

#65
20150368902
2015-12-24

METHOD FOR PRODUCING A MULTI-LAYERED REINFORCED CONCRETE ELEMENT

#66
20150322635
2015-11-12

Foundation system for bridges and other structures

#67
20150089894
2015-04-02

STAY-IN-PLACE CONCRETE FORM

#68
20140298745
2014-10-09

APPARATUS, SYSTEMS AND METHODS FOR MODULAR CONSTRUCTION

#69
20140291478
2014-10-02

Method of forming concrete utilizing roll forms

#70
20140245694
2014-09-04

ARCHITECTURAL CONCRETE WALL AND METHOD OF FORMING THE SAME

#71
20140223853
2014-08-14

Bracket assembly for securement to a formwork support for forming an elevated concrete slab

#72
20140223845
2014-08-14

Method of Constructing an Eco-friendly Building with Tire Bales

#73
20140208685
2014-07-31

False formwork for moulding concrete panels

#74
20140182238
2014-07-03

Device for forming post sleeves and related methods

#75
20140115990
2014-05-01

Structure and construction method using a transparent or translucent member

#76
20130337275
2013-12-19

CONSTRUCTION ELEMENT MADE OF ADOBE

#77
20130312362
2013-11-28

Core hole back stop

#78
20130312349
2013-11-28

Insulated Concrete Form

#79
20130283724
2013-10-31

Utility dowel bracket

#80
20130276391
2013-10-24

Buck System

#81
20130269275
2013-10-17

STAY-IN-PLACE CONCRETE FORM

#82
20130205709
2013-08-15

Manufacturing process of compact monolithic prismatic modules for construction

#83
20130186025
2013-07-25

Wall panel with extended integral post

#84
20130061555
2013-03-14

Device for forming post sleeves, and method of use

#85
20130020732
2013-01-24

Adjustable formwork climber for casting a protruding region of a structure

#86
20120317912
2012-12-20

Decorative concrete and method of installing the same

#87
20110316199
2011-12-29

Concrete formwork frame assembly and method of stripping concrete formwork from a concrete surface

#88
20100180528
2010-07-22

DECORATIVE CONCRETE AND METHOD OF INSTALLING THE SAME

#89
20100000177
2010-01-07

FALSE FORMWORK FOR MOULDING CONCRETE PANELS

#90
20080072511
2008-03-27

PARTIALLY PREFABRICATED MODULAR FOUNDATION SYSTEM

#91
20080066408
2008-03-20

Insulated concrete form

#92
16441602
2019-12-31

Feed conveyor for compact portable conveyor

#93
15269323
2020-09-08

Concrete form spreader

#94
14292091
2015-10-06

Concrete slab having integral wall base forms and wall base plates for automated construction and system thereof

#95
14054053
2015-08-18

Method for forming simulated stone coping

#96
13759622
2014-10-21

Support chair for bracing objects to be imbedded in concrete or the like