TREA

Special construction of longitudinal members, or rungs or other treads

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  • E06C7/08
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Parent Industries

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

Current Industry

E06C7/08Special construction of longitudinal members, or rungs or other treads
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Safety device for ladder
    • Patent number 12,366,117
    • Issue date Jul 22, 2025
    • IKAMPER CO., LTD.
    • Soon Gyu Park
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Interlocking ladders and components thereof
    • Patent number 12,312,865
    • Issue date May 27, 2025
    • Werner Co.
    • Jesus Miguel Gutierrez Garcia
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Folding ladder
    • Patent number 12,305,448
    • Issue date May 20, 2025
    • Wittur Holding GmbH
    • Oguzhan Yildiz
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Ladders, rung assemblies for ladders and related methods
    • Patent number 12,215,547
    • Issue date Feb 4, 2025
    • LITTLE GIANT LADDER SYSTEMS, LLC
    • Christian Smith
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Ceiling ladder, deep step and method
    • Patent number 12,196,041
    • Issue date Jan 14, 2025
    • Werner Co.
    • Steve Woodward
    • E04 - BUILDING
  • Information Patent Grant

    Extension ladder with groove box rails and method
    • Patent number 12,163,379
    • Issue date Dec 10, 2024
    • Werner Co.
    • David S. Pozgay
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • 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

    Stowable step assembly
    • Patent number 12,078,014
    • Issue date Sep 3, 2024
    • Purdue Research Foundation
    • Elvin Garayev
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Braces for ladders, ladders incorporating same and related methods
    • Patent number 12,065,879
    • Issue date Aug 20, 2024
    • LITTLE GIANT LADDER SYSTEMS, LLC
    • Benjamin L. Cook
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Anchoring a cantilevered step to a fiberglass utility pole
    • Patent number 11,905,759
    • Issue date Feb 20, 2024
    • OLDCASTLE INFRASTRUCTURE, INC.
    • David L. Morris
    • E04 - BUILDING
  • 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

    Box rail backup and method
    • Patent number 11,885,181
    • Issue date Jan 30, 2024
    • Werner Co.
    • Thomas W. Parker
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Ladder with box rails having a collar
    • Patent number 11,866,995
    • Issue date Jan 9, 2024
    • Werner Co.
    • Thomas W. Parker
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Interlocking ladders and components thereof
    • Patent number 11,834,908
    • Issue date Dec 5, 2023
    • Werner Co.
    • Jesus Miguel Gutierrez Garcia
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Last step indicator for ladders and ladders incorporating same
    • Patent number 11,788,353
    • Issue date Oct 17, 2023
    • LITTLE GIANT LADDER SYSTEMS, LLC
    • Wesley V. Clark
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Walkthrough and standoff mechanisms for ladders, ladders incorporat...
    • Patent number 11,788,352
    • Issue date Oct 17, 2023
    • LITTLE GIANT LADDER SYSTEMS, LLC
    • Wesley V. Clark
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Step stool with moveable handrail
    • Patent number 11,753,868
    • Issue date Sep 12, 2023
    • Dorel Home Furnishings, Inc.
    • Jason A. Boyer
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Platform system
    • Patent number 11,739,544
    • Issue date Aug 29, 2023
    • Safe Rack LLC
    • Robert W. Honeycutt
    • E04 - BUILDING
  • Information Patent Grant

    Ladder with box rails having a collar
    • Patent number 11,692,396
    • Issue date Jul 4, 2023
    • Werner Co.
    • Thomas W. Parker
    • 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

    In pool ladder assembly
    • Patent number 11,591,855
    • Issue date Feb 28, 2023
    • Frederick M. Pettit
    • E04 - BUILDING
  • Information Patent Grant

    Ladder
    • Patent number 11,492,847
    • Issue date Nov 8, 2022
    • Thomas Yoo
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Walkthrough and standoff mechanisms for ladders, ladders incorporat...
    • Patent number 11,466,516
    • Issue date Oct 11, 2022
    • LITTLE GIANT LADDER SYSTEMS, LLC
    • Wesley V. Clark
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Platform system
    • Patent number 11,447,965
    • Issue date Sep 20, 2022
    • Safe Rack LLC
    • Robert W. Honeycutt
    • E04 - BUILDING
  • 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

    Telescopic positioning structure used for ladder
    • Patent number 11,319,751
    • Issue date May 3, 2022
    • JIANGSU ZHOU JIJIE INTELLIGENT TECHNOLOGY CO., LTD.
    • Chen Hui Zhu
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • 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

    Telescoping ladder
    • Patent number 11,274,494
    • Issue date Mar 15, 2022
    • New-Tec Integration (Xiamen) Co., Ltd.
    • Luhao Leng
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

  • Information Patent Application

    LADDER WITH CANTILEVERED STEP
    • Publication number 20250198236
    • Publication date Jun 19, 2025
    • Werner Co.
    • David Pozgay
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    CEILING LADDER, DEEP STEP AND METHOD
    • Publication number 20250101806
    • Publication date Mar 27, 2025
    • Werner Co.
    • Steve Woodward
    • E04 - BUILDING
  • Information Patent Application

    EXTENSION LADDER WITH GROOVE BOX RAILS AND METHOD
    • Publication number 20250059832
    • Publication date Feb 20, 2025
    • Werner Co.
    • David S. Pozgay
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    LADDER COMPRISING AT LEAST ONE RAIL AND A PLURALITY OF RUNGS
    • Publication number 20250043632
    • Publication date Feb 6, 2025
    • Amine El Boudali Aissa ZINAI
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    CLIMBING STICK
    • Publication number 20240424348
    • Publication date Dec 26, 2024
    • Latitude Outdoors, LLC
    • Kevin Leach
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    LADDER AND A LADDER RUNG
    • Publication number 20240426174
    • Publication date Dec 26, 2024
    • Daniel C. Mora
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    CLIMBING STICK
    • Publication number 20240401409
    • Publication date Dec 5, 2024
    • Latitude Outdoors, LLC
    • Kevin Leach
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    Pet ladder that adjust the angle of the ramp
    • Publication number 20240368942
    • Publication date Nov 7, 2024
    • SHENZHEN HUIKAIDA TECHNOLOGY CO., LTD
    • He ZHANG
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    LADDER AND ENTERTAINMENT COMBINATION SYSTEM
    • Publication number 20240352792
    • Publication date Oct 24, 2024
    • Nicolas Ramirez
    • G06 - COMPUTING CALCULATING COUNTING
  • 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

    STEPPING PLATFORM OF FOLDABLE LADDER
    • Publication number 20240301751
    • Publication date Sep 12, 2024
    • New-Tec Integration (Xiamen) Co., Ltd.
    • Luhao LENG
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    CONNECTING STRUCTURE OF HANDRAIL AND LADDER FRAME OF LAMBDOID FOLDA...
    • Publication number 20240301752
    • Publication date Sep 12, 2024
    • New-Tec Integration (Xiamen) Co., Ltd.
    • Luhao LENG
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    CLIMBING STICK
    • Publication number 20240293700
    • Publication date Sep 5, 2024
    • Latitude Outdoors, LLC
    • Kevin Leach
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    BOX RAIL BACKUP AND METHOD
    • Publication number 20240218740
    • Publication date Jul 4, 2024
    • Werner Co.
    • Thomas W. Parker
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    Duck Blind Ladder Device
    • Publication number 20240218739
    • Publication date Jul 4, 2024
    • Robert Brodnik
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    Tree Climbing Apparatus
    • Publication number 20240200406
    • Publication date Jun 20, 2024
    • Tree Styx L.L.C.
    • James Charles Hanshaw
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    MODULAR, COLLAPSIBLE URBAN ASSAULT LADDER
    • Publication number 20240191573
    • Publication date Jun 13, 2024
    • James Alpha Troutman
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    FOLDING LADDER WITH HANDRAIL
    • Publication number 20240151105
    • Publication date May 9, 2024
    • Yongkang Siyu Industry and Trade Co., Ltd.
    • Zhijiang HUANG
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    RUNG WITH A FLARED BEADED JOINT
    • Publication number 20240125179
    • Publication date Apr 18, 2024
    • WERNER Co.
    • Patrick Michael McAuliffe
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    CEILING LADDER, DEEP STEP AND METHOD
    • Publication number 20240110442
    • Publication date Apr 4, 2024
    • Werner Co.
    • Steve Woodward
    • E04 - BUILDING
  • Information Patent Application

    INTERLOCKING LADDERS AND COMPONENTS THEREOF
    • Publication number 20240052702
    • Publication date Feb 15, 2024
    • Werner Co.
    • Jesus Miguel Gutierrez Garcia
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    WALKTHROUGH AND STANDOFF MECHANISMS FOR LADDERS, LADDERS INCORPORAT...
    • Publication number 20240044205
    • Publication date Feb 8, 2024
    • LITTLE GIANT LADDER SYSTEMS, LLC
    • Wesley V. Clark
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    LAST STEP INDICATOR FOR LADDERS AND LADDERS INCORPORATING SAME
    • Publication number 20240035337
    • Publication date Feb 1, 2024
    • LITTLE GIANT LADDER SYSTEMS, LLC
    • Wesley V. Clark
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    ADJUSTABLE HINGE FOR A MULTI-POSITION LADDER
    • Publication number 20240035339
    • Publication date Feb 1, 2024
    • TRICAM INDUSTRIES, INC.
    • Joseph P. Foley
    • 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

    STEP IRON IMPROVEMENTS
    • Publication number 20230193693
    • Publication date Jun 22, 2023
    • STEPLOCK PTY LTD
    • Patrick MOULTON
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Storage Rack Post Step and Assembly
    • Publication number 20230184035
    • Publication date Jun 15, 2023
    • JD Engineered Products LLC
    • Jay Wetzel
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    WALKTHROUGH AND STANDOFF MECHANISMS FOR LADDERS, LADDERS INCORPORAT...
    • Publication number 20230034852
    • Publication date Feb 2, 2023
    • LITTLE GIANT LADDER SYSTEMS, LLC
    • Wesley V. Clark
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    PACKABLE LADDER
    • Publication number 20220290497
    • Publication date Sep 15, 2022
    • Red Rock Sourcing LLC
    • Jeffrey A. Daprizio
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS