ClassID:

130869

E04F11/06 - CPC Classification

Classification description:

Stairways, ramps, or like structures ; Balustrades; Handrails; Stairways; Layouts thereof; Movable stairways, e.g. of loft ladders which may or may not be concealable or extensible collapsible, e.g. folding, telescopic

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

ROBOT-DEPLOYABLE ACCESSIBILITY SYSTEM

#2
20250084643
2025-03-13

Attic stair apparatus

#3
20240191509
2024-06-13

Attic stair apparatus

#4
20210010271
2021-01-14

Stair assembly, an object and a stair assembly operating method

#5
20200240149
2020-07-30

Self-leveling platform stairs

#6
20200190813
2020-06-18

Vehicle service pit

#7
20190387706
2019-12-26

ADJUSTABLE, PORTABLE STAIRS

#8
20180347202
2018-12-06

Device for helping a vehicle pass over an obstacle

#9
20180320375
2018-11-08

Insulting member for a hole in an attic floor

#10
20180238058
2018-08-23

Shelving and Emergency Egress Unit

#11
20180038155
2018-02-08

Systems and methods for insulating attic openings

#12
20160369553
2016-12-22

Systems and methods for insulating attic openings

#13
20160032641
2016-02-04

Systems and methods for insulating attic openings

#14
20150211234
2015-07-30

Adjustable staircase and height-adjustable platform with adjustable staircase

#15
20150167310
2015-06-18

Tank farm system

#16
20150167309
2015-06-18

Portable pathway apparatus

#17
20150068846
2015-03-12

Combined stairway and lift installation and method for converting said stairway into said lift

#18
20140190766
2014-07-10

Tubular access ladder and method

#19
20140137498
2014-05-22

Systems and methods for insulating attic openings

#20
20130326971
2013-12-12

Portable pathway apparatus

#21
20130256057
2013-10-03

Folding stairs, especially light wooden stairs

#22
20130008743
2013-01-10

Access device

#23
20130000231
2013-01-03

Walkway assembly

#24
20120186179
2012-07-26

Systems and methods for insulating attic openings

#25
20120080270
2012-04-05

Apparatus and method for a portable pathway

#26
20110225899
2011-09-22

System for insulating attic openings

#27
20110139544
2011-06-16

Ladder

#28
20100275536
2010-11-04

System for insulating attic openings

#29
20090094908
2009-04-16

Flexible Fire-Resistant Thermally Insulated Composite Structures

#30
20070283651
2007-12-13

Insulator construction for pull down stairs

#31
20060258284
2006-11-16

System for insulating attic openings

#32
18506143
2024-05-28

Splicing step device

#33
16383060
2020-04-07

Landscaping structure

#34
15693323
2018-05-08

Operable ramp