ClassID:

130360

E04C2/328 - CPC Classification

Classification description:

Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure formed of corrugated or otherwise indented sheet-like material; composed of such layers with or without layers of flat sheet-like material slightly bowed or folded panels not otherwise provided for

Recent Application in this class:
#1
20250283326
2025-09-11

HINGING DRYWALL APPARATUS AND METHOD

#2
20250179796
2025-06-05

RADIALLY ORIENTED HONEYCOMB AND STRUCTURES FORMED THEREFROM

#3
20250137251
2025-05-01

HINGING DRYWALL APPARATUS AND METHOD

#4
20240287821
2024-08-29

WOOD BOARD FOR OUTDOOR DECKING USE

#5
20230392377
2023-12-07

Radially oriented honeycomb and structures formed therefrom

#6
20230089157
2023-03-23

HINGING DRYWALL APPARATUS AND METHOD

#7
20220412085
2022-12-29

BUILDING METHOD

#8
20210115666
2021-04-22

Hinging drywall apparatus and method

#9
20210079674
2021-03-18

Panel for a building structure having a predefined curvature and a method of manufacturing such panel

#10
20190337039
2019-11-07

Method and device for expanding a metal element

#11
20190224905
2019-07-25

Curved duct, and method and machine for producing it

#12
20190211549
2019-07-11

Hinging drywall apparatus and method

#13
20190194941
2019-06-27

Self-cambering of timber elements

#14
20190145097
2019-05-16

Folded foam sheathing with starter strip

#15
20190137848
2019-05-09

Cyclorama

#16
20190071889
2019-03-07

System and method for primarily erecting curvilinear buildings using a plurality of interconnected structural tubes/sandwich panels

#17
20180370187
2018-12-27

Connection structure of pure wood materials

#18
20170107718
2017-04-20

Board panel

#19
20160214307
2016-07-28

Polycarbonate panel having shallow bends

#20
20160053484
2016-02-25

Foldable structural plate element

#21
20150013266
2015-01-15

Modular construction system

#22
20140305066
2014-10-16

Corrugated metal plate and overhead structure incorporating same

#23
20140260053
2014-09-18

COLUMNAR STRUCTURAL COMPONENT AND METHOD OF FORMING

#24
20140137484
2014-05-22

System and method for primarily erecting curvilinear buildings using a plurality of interconnected structural tubes/sandwich panels

#25
20140096455
2014-04-10

Ecological house

#26
20140026509
2014-01-30

Building element for a structural building panel

#27
20130330508
2013-12-12

Board panel

#28
20130104474
2013-05-02

FIRE RATED RADIUS WALL STRUCTURE

#29
20120093658
2012-04-19

Composite structures

#30
20120090251
2012-04-19

Glass building panel and building made therefrom

#31
20110183136
2011-07-28

Flexible bamboo chair pad

#32
20110162310
2011-07-07

Tile And Strut Construction System For Geodesic Dome

#33
20110081514
2011-04-07

Composite cores and panels

#34
20110020609
2011-01-27

PANEL AND METHOD OF MAKING THE SAME

#35
20100209650
2010-08-19

Building board

#36
20100199588
2010-08-12

High strength low density multi-purpose panel

#37
20100098895
2010-04-22

Curved solid wood blockboard and method for its manufacture

#38
20100089483
2010-04-15

Insulated ductwork products

#39
20100040817
2010-02-18

System and method for primarily erecting curvilinear buildings using a plurality of interconnected structural tubes/sandwich panels

#40
20090305072
2009-12-10

Twisted panel and apparatus for making or mounting same

#41
20090293374
2009-12-03

Frameless space structure

#42
20090282777
2009-11-19

ANGLE JOINT FOR SANDWICH PANELS AND METHOD OF FABRICATING SAME

#43
20090272043
2009-11-05

FOLDABLE BUILDING STRUCTURES

#44
20090235608
2009-09-24

SUPPORT STRUCTURES FORMED FROM TRIANGULAR ELEMENTS

#45
20090032171
2009-02-05

FANFOLD THERMAL INSULATION AND METHOD OF MANUFACTURE

#46
20090019790
2009-01-22

Tile and strut construction system for geodesic dome

#47
20070101674
2007-05-10

Method of making a post cover and a post cover made in accordance with the method

#48
20070080482
2007-04-12

Method for curvilinear folded structure production

#49
20060083889
2006-04-20

Laminated duct board

#50
20050147790
2005-07-07

Method for making a soundproofing panel with at least one double resonator