ClassID:

130866

E04F11/035 - CPC Classification

Classification description:

Stairways, ramps, or like structures ; Balustrades; Handrails; Stairways; Layouts thereof characterised by the supporting structure Stairways consisting of a plurality of assembled modular parts without further support

Sub-classes:
Recent Application in this class:
#1
20260078586
2026-03-19

ROBOT-DEPLOYABLE ACCESSIBILITY SYSTEM

#2
20250109595
2025-04-03

STAIRWAY, SET OF STAIRS AND METHOD FOR PRODUCING A SET OF STAIRS

#3
20250067056
2025-02-27

MODULAR LEVEL ACCESS STRUCTURES

#4
20240344330
2024-10-17

PRECAST CONCRETE STAIRWAY CONSTRUCTION METHOD

#5
20240191508
2024-06-13

MODULAR CONSTRUCTION CONNECTION MECHANISM

#6
20230212860
2023-07-06

METHOD FOR PRODUCING A STRUCTURAL ELEMENT, AND A STAIRCASE AND A STRUCTURAL ELEMENT AND A STAIRCASE WHICH HAVE BEEN PRODUCED ACCORDING TO THIS METHOD

#7
20230212859
2023-07-06

Support for raised floors with shaped base and fixing brackets

#8
20220381037
2022-12-01

STEP FOR A MODULAR STAIRCASE AND RELATIVE BUILDING METHOD

#9
20220372765
2022-11-24

Modular staircase and method of constructing same

#10
20220259864
2022-08-18

Fully-assembled staircase system and assembly method

#11
20210396017
2021-12-23

Modular staircase systems

#12
20200407980
2020-12-31

Modular staircase and method of constructing same

#13
20200224427
2020-07-16

Platform system

#14
20190338529
2019-11-07

Modular stair system

#15
20190203476
2019-07-04

Method of assembly of modular stair assistance device for pets

#16
20190186150
2019-06-20

Modular stair system

#17
20190100924
2019-04-04

MODULAR SHELVING AND STEP ASSEMBLY

#18
20190032340
2019-01-31

Wedge tread stair box system

#19
20190003186
2019-01-03

Spacer for prefabricated spiral staircase and prefabricated spiral staircase using same

#20
20180347204
2018-12-06

STEP FOR MODULAR STAIRCASE

#21
20180142433
2018-05-24

Modular building construction using composite interconnected frame panels

#22
20180100311
2018-04-12

Curved pathway

#23
20180016795
2018-01-18

Modular precast concrete steps

#24
20170275888
2017-09-28

Platform system

#25
20170241142
2017-08-24

Kit of parts for modular staircase

#26
20170234014
2017-08-17

Modular precast concrete steps

#27
20170058533
2017-03-02

Curved staircase

#28
20160346157
2016-12-01

Stairway step aid

#29
20160331135
2016-11-17

Modular shelving and step assembly

#30
20160251812
2016-09-01

MODULAR BUILDING CONSTRUCTION USING COMPOSITE INTERCONNECTED FRAME PANELS

#31
20160222673
2016-08-04

Stair case

#32
20160201334
2016-07-14

Stair systems and wall assemblies comprising same

#33
20160002931
2016-01-07

Stair modules which co operate to form a temporary stair case

#34
20150252568
2015-09-10

STRINGER MODULE FOR SELF-SUPPORTING STAIRS

#35
20140190118
2014-07-10

Staircase and method for construction

#36
20130255168
2013-10-03

Staircase and method for construction

#37
20120167494
2012-07-05

MODULAR STAIRCASE SYSTEMS

#38
20110225906
2011-09-22

Stepped structure

#39
20110146169
2011-06-23

Stairway

#40
20100242383
2010-09-30

Modular element for making fixed ladders

#41
20100229478
2010-09-16

Adjustable stair riser and method of installing same

#42
20100192484
2010-08-05

Joining system for two building elements

#43
20100132277
2010-06-03

Modular staircase system

#44
20090293378
2009-12-03

Modular free standing structure

#45
20090056245
2009-03-05

MODULAR STAIRCASE SYSTEM AND KIT FOR ERECTING A STAIRCASE

#46
20080229686
2008-09-25

Stringer and Step Support Kit for Stairways

#47
20080040991
2008-02-21

Modular stairway system

#48
20070144084
2007-06-28

Modular staircase kit

#49
20070022697
2007-02-01

Modular curvilinear staircase

#50
20070022679
2007-02-01

Modular curvilinear staircase

#51
20060272230
2006-12-07

Portable, modular stairway system and device

#52
20060156649
2006-07-20

Modular staircase construction

#53
20060048465
2006-03-09

Modular deck structure

#54
18506143
2024-05-28

Splicing step device

#55
18221016
2024-04-02

Adjustable step system

#56
17664016
2023-04-18

Modular construction connection mechanism

#57
17187750
2023-02-28

Modular access system

#58
14877042
2017-02-28

Stair tread and improved method of building a stairway

#59
14720232
2015-12-15

Modular stairway

#60
14641102
2016-05-24

Step-block precast stair