TREA

Connections between rungs or treads and longitudinal members

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  • E06C7/082
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Parent Industries

EFIXED CONSTRUCTIONS E06Doors, windows, ladders E06CLADDERS E06C7/00Component parts, supporting parts, or accessories

Current Industry

E06C7/082Connections between rungs or treads and longitudinal members
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Composite rung for a ladder
    • Patent number 12,134,936
    • Issue date Nov 5, 2024
    • Werner Co.
    • Daniel C. Mora
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Ladder with wide rung
    • Patent number 12,110,742
    • Issue date Oct 8, 2024
    • Werner Co.
    • Daniel C. Mora
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Assembled ladder
    • Patent number 11,891,857
    • Issue date Feb 6, 2024
    • JIANGSU ZHOU JIJIE INTELLIGENT TECHNOLOGY CO., LTD.
    • Chen Hui Zhu
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Convertible ramp system and tactical vehicle incorporating a conver...
    • Patent number 11,634,948
    • Issue date Apr 25, 2023
    • Patriot3, Inc.
    • Charles Louis Fuqua
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Telescopic ladder assembly
    • Patent number 11,441,354
    • Issue date Sep 13, 2022
    • Lampe Holding B.V.
    • Marcel Cornelis Hooiveld
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Security ladder for a pool
    • Patent number 11,352,836
    • Issue date Jun 7, 2022
    • Bestway Inflatables & Material Corp.
    • Shuiyong Huang
    • E04 - BUILDING
  • Information Patent Grant

    7000 series aluminum alloy ladder, multipurpose ladder and method
    • Patent number 11,280,133
    • Issue date Mar 22, 2022
    • Werner Co.
    • Clint D. Badowski
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Retractable ladder
    • Patent number 11,142,949
    • Issue date Oct 12, 2021
    • NEW-TEC INTEGRATION (XIAMEN) CO., LTD.
    • Luhao Leng
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Ladder with safety features
    • Patent number 10,920,492
    • Issue date Feb 16, 2021
    • INTEX MARKETING LTD.
    • Channing Shattuck
    • E04 - BUILDING
  • Information Patent Grant

    Ladder, wide rung and method
    • Patent number 10,876,355
    • Issue date Dec 29, 2020
    • Werner Co.
    • Daniel C. Mora
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Composite rung for a ladder and method
    • Patent number 10,760,335
    • Issue date Sep 1, 2020
    • Werner Co.
    • Daniel C. Mora
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Extendable / retractable ladder
    • Patent number 10,753,149
    • Issue date Aug 25, 2020
    • Core Distribution, Inc.
    • Mitchell I. Kieffer
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Foldable ladder
    • Patent number 10,731,413
    • Issue date Aug 4, 2020
    • Core Distribution, Inc.
    • Mitchell I. Kieffer
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Intermediate rung apparatus for a ladder
    • Patent number 10,519,715
    • Issue date Dec 31, 2019
    • Patrick Michael Davis
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Ergonomic ladder
    • Patent number 10,294,720
    • Issue date May 21, 2019
    • The Boeing Company
    • David G. Nguyen
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Vertically oriented ladder apparatus for allowing a climber to adop...
    • Patent number 10,240,392
    • Issue date Mar 26, 2019
    • Glenn Roddenby
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Foldable ladder
    • Patent number 10,233,692
    • Issue date Mar 19, 2019
    • Core Distribution, Inc.
    • Mitchell I. Kieffer
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Work ladder used as working platform
    • Patent number 10,167,668
    • Issue date Jan 1, 2019
    • Ningbo Xingfu Tools Co., Ltd.
    • Wanxing Wang
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Ladder, wide rung and method
    • Patent number 10,151,144
    • Issue date Dec 11, 2018
    • Werner Co.
    • Daniel C. Mora
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Enhanced strength spreader step for use with rope ladders
    • Patent number 10,107,034
    • Issue date Oct 23, 2018
    • Robert M. Salvarezza
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Overturn structure of a footstep of a folding ladder
    • Patent number 10,077,601
    • Issue date Sep 18, 2018
    • New-Tec Integration (Xiamen) Co., Ltd.
    • Luhao Leng
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Staggered step trestle ladder
    • Patent number 10,066,437
    • Issue date Sep 4, 2018
    • The Boeing Company
    • Stacy Pritzkau
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Extendable / retractable ladder
    • Patent number 10,053,912
    • Issue date Aug 21, 2018
    • Core Distribution, Inc.
    • Mitchell I. Kieffer
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Ladder attachment system for a wind turbine
    • Patent number 10,047,725
    • Issue date Aug 14, 2018
    • General Electric Company
    • Ronald Lawrence Yenser
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Ladder
    • Patent number 9,663,991
    • Issue date May 30, 2017
    • BASF SE
    • Peter A. Zorney
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Foldable ladder
    • Patent number 9,580,959
    • Issue date Feb 28, 2017
    • Core Distribution, Inc.
    • Mitchell I. Kieffer
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Ladders and related methods
    • Patent number 9,422,767
    • Issue date Aug 23, 2016
    • Wing Enterprises, Inc.
    • Brian Russell
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Space saving ladder
    • Patent number 9,068,394
    • Issue date Jun 30, 2015
    • Grover J. Geiselman
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Ladder module and securement system
    • Patent number 8,556,035
    • Issue date Oct 15, 2013
    • Muddy Outdoors, Inc.
    • Larry Kendall
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

  • Information Patent Application

    SINGLE-SPAN LADDER WITH STEPS AND ANTI-SLIDE BASE
    • Publication number 20240309702
    • Publication date Sep 19, 2024
    • Samantha Narelle Kirkland
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    LADDER, STEP-PORTION AND SYSTEM FOR USING IN THE PROCESS OF MANUFAC...
    • Publication number 20230374856
    • Publication date Nov 23, 2023
    • Siemens Gamesa Renewable Energy A/S
    • Niels Harboe
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    SAFETY LADDER
    • Publication number 20230220730
    • Publication date Jul 13, 2023
    • YA-CHING CHAN
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    SECURITY LADDER FOR A POOL
    • Publication number 20220275683
    • Publication date Sep 1, 2022
    • Bestway Inflatables & Material Corp.
    • Shuiyong Huang
    • E04 - BUILDING
  • Information Patent Application

    FOLDING LADDER
    • Publication number 20220090448
    • Publication date Mar 24, 2022
    • WITTUR HOLDING GMBH
    • OGUZHAN YILDIZ
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    LADDER ASSEMBLY
    • Publication number 20220025702
    • Publication date Jan 27, 2022
    • Casey Armand Hebert
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    LADDERS AND LADDER RUNGS
    • Publication number 20210222492
    • Publication date Jul 22, 2021
    • LITTLE GIANT LADDER SYSTEMS, LLC
    • N. Ryan Moss
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    Ladder, Wide Rung and Method
    • Publication number 20210115732
    • Publication date Apr 22, 2021
    • Werner Co.
    • Daniel C. Mora
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    Composite Rung for a Ladder and Method
    • Publication number 20210025231
    • Publication date Jan 28, 2021
    • Werner Co.
    • Daniel C. Mora
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SCAFFOLD STAIRWAY HAVING STEP HOLDERS
    • Publication number 20200407984
    • Publication date Dec 31, 2020
    • Peri GmbH
    • Julian Hellenschmidt
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    HORIZONTALLY EXTENDABLE LADDER
    • Publication number 20190383098
    • Publication date Dec 19, 2019
    • Shou-I SUN
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    TELESCOPIC LADDER ASSEMBLY
    • Publication number 20190360269
    • Publication date Nov 28, 2019
    • Lampe Holding B.V.
    • Marcel Cornelis Hooiveld
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    ADJUSTABLE STAIR ASSEMBLY
    • Publication number 20190351832
    • Publication date Nov 21, 2019
    • LIPPERT COMPONENTS, INC.
    • Nathaniel Fuller
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SECURITY LADDER FOR A POOL
    • Publication number 20190301243
    • Publication date Oct 3, 2019
    • Bestway Inflatables & Material Corp.
    • Shuiyong Huang
    • E04 - BUILDING
  • Information Patent Application

    7000 Series Aluminum Alloy Ladder, Multipurpose Ladder and Method
    • Publication number 20190234144
    • Publication date Aug 1, 2019
    • Werner Co.
    • Clint D. Badowski
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    INTERMEDIATE RUNG APPARATUS FOR A LADDER
    • Publication number 20190195017
    • Publication date Jun 27, 2019
    • Patrick Michael Davis
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    VERTICAL LADDER
    • Publication number 20190178034
    • Publication date Jun 13, 2019
    • Glenn RODDENBY
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    STRETCHABLE LADDER
    • Publication number 20190136620
    • Publication date May 9, 2019
    • NEW-TEC INTEGRATION (XIAMEN) CO., LTD.
    • Luhao LENG
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    Ladder, Wide Rung and Method
    • Publication number 20190100963
    • Publication date Apr 4, 2019
    • Werner Co.
    • Daniel C. Mora
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    FOLDABLE LADDER
    • Publication number 20190093428
    • Publication date Mar 28, 2019
    • CORE DISTRIBUTION, INC.
    • Mitchell I. Kieffer
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    EXTENDABLE / RETRACTABLE LADDER
    • Publication number 20190003254
    • Publication date Jan 3, 2019
    • CORE DISTRIBUTION, INC.
    • Mitchell I. Kieffer
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    ERGONOMIC LADDER
    • Publication number 20180371835
    • Publication date Dec 27, 2018
    • The Boeing Company
    • David G. Nguyen
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Application

    Work Ladder Used as Working Platform
    • Publication number 20180355667
    • Publication date Dec 13, 2018
    • Ningbo Xingfu Tools Co., Ltd.
    • Wanxing Wang
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    VERTICALLY ORIENTATED LADDER APPARATUS FOR ALLOWING A CLIMBER TO AD...
    • Publication number 20170342772
    • Publication date Nov 30, 2017
    • Glenn RODDENBY
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    ENHANCED STRENGTH SPREADER STEP FOR USE WITH ROPE LADDERS
    • Publication number 20170145747
    • Publication date May 25, 2017
    • Robert M. Salvarezza
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Application

    OVERTURN STRUCTURE OF A FOOTSTEP OF A FOLDING LADDER
    • Publication number 20170067291
    • Publication date Mar 9, 2017
    • NEW-TEC INTEGRATION (XIAMEN) CO., LTD.
    • Luhao LENG
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    UPRIGHT LADDER
    • Publication number 20170009526
    • Publication date Jan 12, 2017
    • Zeynal Alagoz
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    FOLDABLE LADDER
    • Publication number 20160153231
    • Publication date Jun 2, 2016
    • CORE DISTRIBUTION, INC.
    • Mitchell I. Kieffer
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    Composite Rung for a Ladder and Method
    • Publication number 20160032650
    • Publication date Feb 4, 2016
    • Werner Co.
    • Daniel C. Mora
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    LADDERS AND RELATED METHODS
    • Publication number 20140224585
    • Publication date Aug 14, 2014
    • WING ENTERPRISES, INCORPORATED
    • Brian Russell
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC