ClassID:

135029

E06C1/393 - CPC Classification

Classification description:

Ladders in general with rigid longitudinal member or members; Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders; Ladders having platforms; Ladders changeable into platforms Ladders having platforms foldable with the ladder

Recent Application in this class:
#1
20260101997
2026-04-16

Foldable Step Stool

#2
20260055662
2026-02-26

STEPLADDER WITH LOWER BASE, UPPER BASE AND SAFETY CLIP

#3
20260035995
2026-02-05

TOP CAP AND ACCESSORY TRAY FOR LADDERS AND LADDERS INCORPORATING SAME

#4
20250320779
2025-10-16

DUAL-PURPOSE FOLDING LADDER

#5
20250270878
2025-08-28

LADDER

#6
20250263942
2025-08-21

STAIRWAY WORK PLATFORM AND METHOD

#7
20250154779
2025-05-15

Interlocking Work Platform and System

#8
20250146361
2025-05-08

LADDER, OVERMOLDED FOOT AND METHOD

#9
20250116158
2025-04-10

PORTABLE STRUCTURE FOR ASCENDING TO AND DESCENDING FROM INACCESSIBLE PLACES WITH A SELF-SUPPORTING WORK PLATFORM

#10
20250101806
2025-03-27

CEILING LADDER, DEEP STEP AND METHOD

#11
20250101805
2025-03-27

LADDERS, LADDER ACCESSORIES, COMPONENTS THEREOF, AND ADJUSTABLE PLATFORMS FOR USE THEREWITH

#12
20250084698
2025-03-13

Ladder Step Extension Platform

#13
20240344393
2024-10-17

LADDER TABLE SYSTEMS AND RELATED METHODS

#14
20240301751
2024-09-12

STEPPING PLATFORM OF FOLDABLE LADDER

#15
20240151106
2024-05-09

SUPPORTING FRAME AND STEPLADDER USING SUPPORTING FRAME

#16
20240125178
2024-04-18

DOCKING STATION FOR FOLDING ROLLING LADDERS

#17
20240125176
2024-04-18

FOLDING LADDER

#18
20240110442
2024-04-04

Ceiling ladder, deep step and method

#19
20230417106
2023-12-28

FOLDABLE IRON LADDER

#20
20230392442
2023-12-07

FOLDABLE LADDER

#21
20230313612
2023-10-05

WHEELED PLATFORM SYSTEM

#22
20230272670
2023-08-31

STEPLADDER WITH PLATFORM SPREADER

#23
20230024918
2023-01-26

Ladder With A Powered Lifting Platform

#24
20230010242
2023-01-12

FOLDABLE STEP STOOL WITH FOLD-BLOCKING LOCK

#25
20220369820
2022-11-24

Folding step stool

#26
20220364415
2022-11-17

Over-the-counter seat

#27
20220282501
2022-09-08

Interlocking Work Platform System and Method

#28
20220162910
2022-05-26

STEP LADDER

#29
20220145700
2022-05-12

FOLDING ELEVATED WORKING PLATFORM

#30
20220120137
2022-04-21

Ceiling Ladder, Deep Step and Method

#31
20220106836
2022-04-07

TOP CAP AND ACCESSORY TRAY FOR LADDERS AND LADDERS INCORPORATING SAME

#32
20220010621
2022-01-13

Ladder, Overmolded Foot and Method

#33
20220003008
2022-01-06

Stairway work platform and method

#34
20210378405
2021-12-09

KITCHEN HELPER FOLDING STEP STOOL

#35
20210337973
2021-11-04

Folding stepstool

#36
20210254406
2021-08-19

Expandable work tray for a step stool or ladder

#37
20210139284
2021-05-13

Elevator car

#38
20210032932
2021-02-04

Braces for ladders, ladders incorporating same and related methods

#39
20200386050
2020-12-10

Step ladder with adjustable tray

#40
20200378183
2020-12-03

Assembled ladder

#41
20200325726
2020-10-15

Ladder with a guardrail

#42
20200263497
2020-08-20

Folding ladder and top tray thereof

#43
20200256070
2020-08-13

Unlocking structure of workbench ladder

#44
20200240209
2020-07-30

Telescopic positioning structure used for ladder

#45
20200240207
2020-07-30

Lifting positioning structure for ladder tool platform

#46
20200224492
2020-07-16

Step ladder

#47
20200190813
2020-06-18

Vehicle service pit

#48
20200165869
2020-05-28

Expandable work tray for a step stool or ladder

#49
20200149347
2020-05-14

Ceiling ladder, deep step and method

#50
20200141184
2020-05-07

FOOT-ASSISTED MOVABLE ENGINEERING LADDER

#51
20200080376
2020-03-12

Apparatus with platform and latch

#52
20190338590
2019-11-07

Ladder with system opening facilitator

#53
20190195015
2019-06-27

Foldable step

#54
20190177987
2019-06-13

Folding and rigid ladder with scaffolding system

#55
20190136621
2019-05-09

FOLDING LADDER

#56
20190100964
2019-04-04

Elevated working platform and related methods

#57
20190093429
2019-03-28

Elevated working platform and related methods

#58
20190085635
2019-03-21

Access platform system with integrated folding steps

#59
20190078385
2019-03-14

Caster assembly and apparatus incorporating same

#60
20180363374
2018-12-20

Step stool with rib, and method

#61
20180355667
2018-12-13

Work ladder used as working platform

#62
20180347277
2018-12-06

Platform ladder apparatus

#63
20180298691
2018-10-18

Braces for ladders, ladders incorporating same and related methods

#64
20180171714
2018-06-21

Ladder, overmolded foot and method

#65
20180148977
2018-05-31

Folding ladder with armrest

#66
20180112464
2018-04-26

Smart ladder

#67
20180066474
2018-03-08

Platform ladder apparatus

#68
20170328131
2017-11-16

Hybrid Stepladder and Method

#69
20170241204
2017-08-24

Elevated working platform and related methods

#70
20170226803
2017-08-10

Elevated working platform and related methods

#71
20170067291
2017-03-09

Overturn structure of a footstep of a folding ladder

#72
20170044827
2017-02-16

Stepladder with latch stud and method

#73
20170021772
2017-01-26

Folding step ladder

#74
20160319600
2016-11-03

Foldable picking ladder cart

#75
20160257542
2016-09-08

Stepless ladder assembly and methods of utilizing same

#76
20160145939
2016-05-26

Foldable walkway

#77
20160060957
2016-03-03

EASY STEP ASSISTIVE DEVICE

#78
20160053538
2016-02-25

PLATFORM UNIT FOR USE WITH SCAFFOLDING STRUCTURE

#79
20160017658
2016-01-21

Step Stool and Method

#80
20150308190
2015-10-29

Step ladder

#81
20150225969
2015-08-13

Roofing ladder with a modular angularly adjustable platform

#82
20150211297
2015-07-30

Stepladder with latch stud and method

#83
20150159434
2015-06-11

Folding ladder having connecting hinge

#84
20150027810
2015-01-29

Multifunctional ladder

#85
20140283889
2014-09-25

Tent for photography

#86
20140251729
2014-09-11

Flip ladder with tray and method

#87
20140246271
2014-09-04

EXTENSION LADDER INCORPORATING A WINCH-OPERATED ELEVATOR

#88
20140238778
2014-08-28

Step stool and method

#89
20140224585
2014-08-14

Ladders and related methods

#90
20140190769
2014-07-10

Stepladder with latch stud and method

#91
20140190768
2014-07-10

Stepladders and related methods

#92
20140166399
2014-06-19

Stepless ladder assembly and methods of utilizing same

#93
20140041963
2014-02-13

Deployable Hybrid Mobile Elevating Access Platform

#94
20130186710
2013-07-25

Elevated working platform and related methods

#95
20130037349
2013-02-14

Multi-sided ladder assembly and methods of utilizing same

#96
20130008743
2013-01-10

Access device

#97
20120312634
2012-12-13

Article storage facility

#98
20120251242
2012-10-04

RETRACTABLE PLATFORM TO ASSIST KAYAKERS TO LAUNCH OFF AN ELEVATED BOAT DOCK

#99
20120061181
2012-03-15

EASY STEP EXAMINATION TABLE DEVICE

#100
20110232998
2011-09-29

Step stool and method

#101
20110209946
2011-09-01

Step stool

#102
20110147123
2011-06-23

Top step for aluminum ladder

#103
20110024234
2011-02-03

Ladder Chair

#104
20110011674
2011-01-20

LADDER EQUIPPED WITH SAFETY BAR

#105
20100224445
2010-09-09

Stepladders and related methods

#106
20100200334
2010-08-12

Step stool latch

#107
20100170750
2010-07-08

Ladder and a ladder tread

#108
20090095567
2009-04-16

Platform ladder system

#109
20090032334
2009-02-05

Stepladder folding twin-step

#110
20080185223
2008-08-07

Step Ladder

#111
20080179138
2008-07-31

Step stool and method

#112
20080073149
2008-03-27

Ladder with removable step and method of storing the ladder in a compact container

#113
20080066261
2008-03-20

Step stool, hinge and method

#114
20070284192
2007-12-13

Folding tray for foldable step stool

#115
20070181369
2007-08-09

Foldable stepladder with step lock

#116
20070181368
2007-08-09

STEP LADDER

#117
20070029138
2007-02-08

LADDER DOLLY

#118
20060266585
2006-11-30

Stepladder with pivoting utility tray

#119
20060249331
2006-11-09

Foldable step ladder with leg aligner and handle

#120
20060201747
2006-09-14

Ladder for working concrete

#121
20060102425
2006-05-18

Stepladder folding twin-step

#122
20060070808
2006-04-06

Step stool latch

#123
20060070806
2006-04-06

Ladder with storage compartment

#124
20060070801
2006-04-06

Step stool, hinge and method

#125
20050284701
2005-12-29

Step stool with elevated tray

#126
20050274575
2005-12-15

Step stool tray

#127
20050252721
2005-11-17

Step stool, hinge and method

#128
20050098382
2005-05-12

Apparatus convertible between creeper and stepladder configurations

#129
20050087943
2005-04-28

Hinge system for combination hand truck, step ladder and dolly device

#130
20050056489
2005-03-17

Ladder

#131
20050045423
2005-03-03

Foldable step ladder with leg aligner and handle

#132
20050029050
2005-02-10

Step stool with step lock

#133
20050029049
2005-02-10

Foldable scaffold

#134
20050016796
2005-01-27

Ladder with leg brace

#135
15284899
2018-03-27

Ladder convertible to a scaffold

#136
14495715
2016-11-22

Ladder attachment for trucks

#137
14225877
2016-08-02

Portable and adaptable platform