ClassID:

129963

E04B2002/0213 - CPC Classification

Classification description:

Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls built-up from layers of building elements; Details of connections; Non-undercut connections, e.g. tongue and groove connections of round shape

Recent Application in this class:
#1
20260035912
2026-02-05

INTERLOCKING CONSTRUCTION BLOCKS

#2
20260035911
2026-02-05

INTERLOCKING CONSTRUCTION BLOCKS

#3
20250059759
2025-02-20

CONSTRUCTION BLOCK AND BUILDING ELEMENT

#4
20240301684
2024-09-12

INTERLOCKING MASONRY SYSTEM

#5
20240003132
2024-01-04

Plastic building blocks

#6
20230383533
2023-11-30

INTERLOCKING CONSTRUCTION BLOCKS

#7
20210348383
2021-11-11

Wall block, range of wall blocks, and formwork for producing a wall block

#8
20210180283
2021-06-17

Interlocking blocking system for retaining walls and other uses

#9
20200217066
2020-07-09

Building block system of prefabricated non-masonry mortarless interlocking building blocks with cap attachments

#10
20200032513
2020-01-30

CONSTRUCTION BLOCK

#11
20190226203
2019-07-25

Control tube bearing assembly

#12
20190211547
2019-07-11

Blocks and molds for building landscape walls and methods of making the blocks

#13
20180106036
2018-04-19

Blocks and molds for building landscape walls and methods of making the blocks

#14
20170159288
2017-06-08

PARALLELEPIPED STRUCTURE WITH BLOCK FORM, ARTIFICIALLY MADE OF CONCRETE

#15
20170096813
2017-04-06

Extended span timber structural member

#16
20160108614
2016-04-21

Construction blocks and systems

#17
20160024784
2016-01-28

Masonry block with continuously curved surfaces

#18
20130091798
2013-04-18

Block for construction and method to build walls with said block

#19
20130061549
2013-03-14

Interlocking construction blocks

#20
20110296783
2011-12-08

Modular form for building a preinsulated, roughly finished concrete wall and method of building a structure therewith

#21
20110239570
2011-10-06

Concrete Masonry Hollow Block

#22
20110179737
2011-07-28

WALL BLOCK AND WALL BLOCK SYSTEM FOR CONSTRUCTING WALLS

#23
20110146191
2011-06-23

Masonry block with continuously curved surfaces

#24
20100095629
2010-04-22

INSULATING THIN-BRICK, THIN-STONE, AND THIN-BLOCK SIDING SYSTEM

#25
20090301003
2009-12-10

Wall structure with hollow plastic modules

#26
20090199499
2009-08-13

Composite building block having moisture barrier and insulation element

#27
20090173027
2009-07-09

CONCRETE MASONRY HOLLOW BLOCK

#28
20090013638
2009-01-15

Method of constructing a block wall

#29
20080307740
2008-12-18

MOLD BOX AND METHOD OF MANUFACTURING A BLOCK

#30
20080289282
2008-11-27

Wall block and wall block system for constructing walls

#31
20070028817
2007-02-08

Self-aligning fire brick assembly

#32
20060137281
2006-06-29

Solid wood block

#33
20060051166
2006-03-09

Block for constructing retaining wall, prefabricated reinforced retaining wall constructed using the block and construction method of the prefabricated reinforced retaining wall

#34
20050144882
2005-07-07

Multifunctional rail-style wall combined by mortising

#35
20050005556
2005-01-13

Composite building block having moisture barrier and insulation element