ClassID:

130459

E04C3/26 - CPC Classification

Classification description:

Structural elongated elements designed for load-supporting; Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of concrete or other stone-like material, e.g. with reinforcements or tensioning members prestressed

Recent Application in this class:
#1
20230349155
2023-11-02

LAMINATED BEAM SLAB AND PREPARATION METHOD THEREOF

#2
20230075456
2023-03-09

Cable-supported structural assembly with flexible reinforced concrete structural element

#3
20220356703
2022-11-10

Refined prestressed concrete elements

#4
20220042333
2022-02-10

Method for strengthening concrete or timber structures using CFRP strips and concrete or timber structures strengthened by this method

#5
20210229319
2021-07-29

Refined prestressed concrete elements

#6
20210189726
2021-06-24

Method of introducing prestress to beam-column joint of PC structure in triaxial compression

#7
20200141110
2020-05-07

Prestressed assembled concrete frame-joint connecting structure and constructing method thereof

#8
20190112812
2019-04-18

Structural element for constructions

#9
20190040620
2019-02-07

Concrete building elements and assemblies thereof, and related methods

#10
20180328025
2018-11-15

System and method for embedding substrate in concrete structure

#11
20180328024
2018-11-15

System and method for embedding substrate in concrete structure

#12
20180326615
2018-11-15

System and method for applying stress to a reinforcement member

#13
20180208509
2018-07-26

Self-prestressed reinforced concrete elements

#14
20180087999
2018-03-29

Instrumented concrete structural element

#15
20180058070
2018-03-01

Pre-stressed beams or panels

#16
20170356177
2017-12-14

Precast concrete member with prefabricated plate and fixing channels

#17
20170266841
2017-09-21

Method and system for producing a concrete work piece prestressed by reinforcement

#18
20170218628
2017-08-03

STRUCTURAL ELEMENT WITH ANTICIPATED PRESTRESSING

#19
20170198478
2017-07-13

Prestressed concrete for non-primary structural members

#20
20160319542
2016-11-03

A PRE-STRESSING DEVICE, AND A METHOD FOR REINFORCING A STRUCTURAL MEMBER

#21
20160305077
2016-10-20

Precast concrete beam

#22
20160084803
2016-03-24

Detection system and detection method

#23
20160069080
2016-03-10

Pre-stressed beams or panels

#24
20150225955
2015-08-13

PROCESS FOR PRODUCING HIGH-CAPACITY CONCRETE BEAMS OR GIRDERS

#25
20150113912
2015-04-30

Self-confining ceramic articles using advanced material reinforcements and method of manufacture

#26
20130340365
2013-12-26

Tetrahedral Tube Reinforcement of Concrete

#27
20120201996
2012-08-09

Corrosion inhibiting systems

#28
20120023845
2012-02-02

Base Mat Assembly And Method For Constructing The Same

#29
20110289736
2011-12-01

METHOD AND APPARATUS FOR COVERING AN END OF A CABLE EXTENDING FROM A FORM DURING THE MANUFACTURE OF MOLDED STRUCTURAL MEMBERS

#30
20110259128
2011-10-27

Integrity Evaluation of Prestressed Concrete Girders

#31
20110146170
2011-06-23

Light-weight load-bearing structures reinforced by core elements made of segments and a method of casting such structures

#32
20110099941
2011-05-05

Process for producing high-capacity concrete beams or girders

#33
20110041433
2011-02-24

Method to compress prefabricated deck units with external tensioned structural elements

#34
20100287859
2010-11-18

CONCRETE BEAM ASSEMBLY

#35
20100154332
2010-06-24

BASE MAT ASSEMBLY AND METHOD OF CONSTRUCTING THE SAME

#36
20090064610
2009-03-12

Segments for building spliced prestressed concrete girder and method of manufacturing the segments

#37
20080302034
2008-12-11

Two-way pre-stress system and bending device therefor

#38
20080041355
2008-02-21

Process and device for prestressing of solid blocks

#39
20070039283
2007-02-22

Method of installing prefabricated, segment concrete filled tube members

#40
20070028541
2007-02-08

Prefabricated shell concrete structural components

#41
20060272267
2006-12-07

Concrete truss

#42
20060254196
2006-11-16

Tower made of prestressed concrete prefabricated assembly units

#43
20060254168
2006-11-16

Tower made of prestressed concrete prefabricated assembly units

#44
20060137115
2006-06-29

Prestressed composite girder, continuous prestressed composite girder structure and methods of fabricating and connecting the same

#45
20060059803
2006-03-23

Precast, prestressed concrete truss

#46
20050120644
2005-06-09

Precast post-tensioned segmental pole system

#47
20050072065
2005-04-07

Indirectly prestressed, concrete, roof-ceiling construction with flat soffit

#48
15297093
2017-09-19

Precast reinforced concrete construction elements with pre-stressing connectors