| 2024/0410,226 | LADDER HINGE AND LADDERS INCORPORATING SAME | Aug 15, 24 | Dec 12, 24 | LITTLE GIANT LADDER SYSTEMS, LLC |
| 2024/0344,395 | MOBILE ESCALATING STEP LADDER SYSTEM WITH REMOTE CONTROL OPERATIONS | Apr 16, 24 | Oct 17, 24 | Not available |
| 2021/0032,932 | BRACES FOR LADDERS, LADDERS INCORPORATING SAME AND RELATED METHODS | Oct 16, 20 | Feb 04, 21 | WING ENTERPRISES, INCORPORATED |
| 2019/0338,590 | Ladder with system opening facilitator | May 04, 18 | Nov 07, 19 | Not available |
| 2019/0136,621 | FOLDING LADDER | Nov 05, 18 | May 09, 19 | Not available |
| 2019/0128,065 | COLLAPSIBLE STEPLADDER | Oct 31, 17 | May 02, 19 | Not available |
| 2018/0363,372 | FOLDABLE STEP | Dec 08, 16 | Dec 20, 18 | TNICO Technology Division Ltd. |
| 2018/0347,278 | LADDER HINGE AND LADDERS INCORPORATING SAME | Jun 01, 18 | Dec 06, 18 | WING ENTERPRISES, INCORPORATED |
| 2018/0106,109 | ADJUSTABLE STEP LADDER SYSTEMS | Oct 17, 16 | Apr 19, 18 | Not available |
| 2018/0100,351 | MATERIALS HANDLING SYSTEM | Oct 05, 17 | Apr 12, 18 | Bright Structures Ltd |
| 2016/0024,844 | SAFETY LADDER AND WORK PLATFORM FOR HELICOPTER AND AIRCRAFT MAINTENENCE | Jul 23, 14 | Jan 28, 16 | Not available |
| 2015/0361,720 | PIVOTING STAIRS | Jun 16, 15 | Dec 17, 15 | Not available |
| 2015/0354,276 | COLLAPSIBLE LADDER | May 19, 15 | Dec 10, 15 | Not available |
| 2015/0308,190 | STEP LADDER | Feb 09, 15 | Oct 29, 15 | TRICAM INDUSTRIES, INC. |
| 2015/0267,469 | Ladder Plank | Mar 21, 14 | Sep 24, 15 | Not available |
| 2015/0197,986 | MULTI-PURPOSE LADDER WITH THREE-PIPE RUNGS | May 15, 14 | Jul 16, 15 | Not available |
| 2015/0167,385 | COLLAPSIBLE SAFE LADDER | Feb 27, 15 | Jun 18, 15 | Not available |
| 2015/0090,531 | ASSEMBLED A-SHAPED LADDER | Sep 27, 13 | Apr 02, 15 | Not available |
| 2011/0024,232 | LAMBDOIDAL LADDER | Oct 27, 08 | Feb 03, 11 | New-Tec Integration (Xiamen) Co., Ltd. |
| 2010/0236,866 | STEPLADDER | Mar 18, 09 | Sep 23, 10 | Not available |