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Patents Grantslast 30 patents

  • Information Patent Grant

    Motorized system on stairway for accessing space above or below an...

    • Patent number 12,173,511
    • Issue date Dec 24, 2024
    • Jean-Pierre Lair
    • 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

    Extension ladder with local reinforcement

    • Patent number 12,152,443
    • Issue date Nov 26, 2024
    • Werner Co.
    • Thomas W. Parker
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • 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

    Extension ladder weight distribution stand

    • Patent number 12,065,881
    • Issue date Aug 20, 2024
    • Calvin Coolridge Barrett
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Ladder safety handrail

    • Patent number 12,037,849
    • Issue date Jul 16, 2024
    • Steve Mackey
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Extension ladder, ladder components and related methods

    • Patent number 12,000,210
    • Issue date Jun 4, 2024
    • LITTLE GIANT LADDER SYSTEMS, LLC
    • Jay Ballard
    • 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

    Ladder extension brake

    • Patent number 11,846,136
    • Issue date Dec 19, 2023
    • Philip F. Lanzafame
    • 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

    Ladder platform system

    • Patent number 11,828,107
    • Issue date Nov 28, 2023
    • Robert P. Warunek
    • 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

    Ladders and ladder bracing

    • Patent number 11,788,354
    • Issue date Oct 17, 2023
    • LITTLE GIANT LADDER SYSTEMS, LLC
    • N. Ryan Moss
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Extendable walkthrough device for ladders

    • Patent number 11,732,530
    • Issue date Aug 22, 2023
    • LITTLE GIANT LADDER SYSTEMS, LLC
    • N. Ryan Moss
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Ladder safely mechanisms

    • Patent number 11,697,965
    • Issue date Jul 11, 2023
    • OD TECH PTY LTD
    • Peter O'Donnell
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • 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

    Device for prevention of ladder use

    • Patent number 11,585,153
    • Issue date Feb 21, 2023
    • Kevin Scott Wingard
    • E04 - BUILDING
  • Information Patent Grant

    Ladder, end cap and method

    • Patent number 11,486,199
    • Issue date Nov 1, 2022
    • Werner Co.
    • Daniel C. Mora
    • 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

    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

    Ladders, foot mechanisms for ladders, and related methods

    • Patent number 11,408,226
    • Issue date Aug 9, 2022
    • LITTLE GIANT LADDER SYSTEMS, LLC
    • B. Scott Maxfield
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Ladder apron

    • Patent number 11,377,908
    • Issue date Jul 5, 2022
    • James Cabral
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Ladders, mechanisms and components for ladders, and related methods

    • Patent number 11,346,154
    • Issue date May 31, 2022
    • LITTLE GIANT LADDER SYSTEMS, LLC
    • Aaron Bruce Major
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Safety roof hatch system

    • Patent number 11,293,226
    • Issue date Apr 5, 2022
    • Joseph O. Rogers
    • 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

    Ladder stabilizing system and method

    • Patent number 11,261,664
    • Issue date Mar 1, 2022
    • Ron Harris
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ladder leveling and stabilizing assembly

    • Patent number 11,242,713
    • Issue date Feb 8, 2022
    • BIGFOOT LADDER SYSTEMS, LLC
    • David Brian Pascut
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Maintenance cart with air filtration

    • Patent number 11,192,490
    • Issue date Dec 7, 2021
    • Abatement Technologies, Inc.
    • Blair Lawrence Harber
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Locking assembly for a telescoping ladder

    • Patent number 11,174,678
    • Issue date Nov 16, 2021
    • Core Distribution, Inc.
    • Mitchell I. Kieffer
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

  • 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

    Extension Ladder Accessory

    • Publication number 20240344392
    • Publication date Oct 17, 2024
    • Werner Co.
    • John Maher
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    EXTENSION LADDER, LADDER COMPONENTS AND RELATED METHODS

    • Publication number 20240279988
    • Publication date Aug 22, 2024
    • LITTLE GIANT LADDER SYSTEMS, LLC
    • Jay Ballard
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    RETRACTABLE STEP SYSTEM

    • Publication number 20240271487
    • Publication date Aug 15, 2024
    • Soudure Cote Et Fils Inc.
    • Yves Côté
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • 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

    LADDER EXTENSION BRAKE

    • Publication number 20240084645
    • Publication date Mar 14, 2024
    • Philip F. Lanzafame
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • 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

    LADDER SAFETY HANDRAIL

    • Publication number 20240003188
    • Publication date Jan 4, 2024
    • Steve MacKey
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    LADDERS AND LADDER BRACING

    • Publication number 20230399893
    • Publication date Dec 14, 2023
    • LITTLE GIANT LADDER SYSTEMS, LLC
    • N. Ryan Moss
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    DEVICE FOR PREVENTION OF LADDER USE

    • Publication number 20230392443
    • Publication date Dec 7, 2023
    • Kevin Scott Wingard
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    EXTENDABLE WALKTHROUGH DEVICE FOR LADDERS

    • Publication number 20230349235
    • Publication date Nov 2, 2023
    • LITTLE GIANT LADDER SYSTEMS, LLC
    • N. Ryan Moss
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    LADDER MOUNTED SECURING DEVICE FOR PREVENTING SLIPPAGE OF LADDER DU...

    • Publication number 20230143839
    • Publication date May 11, 2023
    • Danny Brandon
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    SAFETY ATTACHMENT FOR LADDERS

    • Publication number 20230070052
    • Publication date Mar 9, 2023
    • Tony Stone
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • 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

    LADDER SAFETY APPARATUS

    • Publication number 20230027619
    • Publication date Jan 26, 2023
    • Brandon Jeanneret
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    Accessing apparatus

    • Publication number 20220412164
    • Publication date Dec 29, 2022
    • John Frank Sabol
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    LADDER-MOUNTED MATERIAL LIFT

    • Publication number 20220397002
    • Publication date Dec 15, 2022
    • Johannes Theodorus Brus
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    LADDERS, FOOT MECHANISMS FOR LADDERS, AND RELATED METHODS

    • Publication number 20220381087
    • Publication date Dec 1, 2022
    • LITTLE GIANT LADDER SYSTEMS, LLC
    • B. Scott Maxfield
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    LADDERS, MECHANISMS AND COMPONENTS FOR LADDERS, AND RELATED METHODS

    • Publication number 20220298861
    • Publication date Sep 22, 2022
    • LITTLE GIANT LADDER SYSTEMS, LLC
    • Aaron Bruce Major
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    LADDER SAFETY HANDRAIL

    • Publication number 20220259921
    • Publication date Aug 18, 2022
    • Steve MacKey
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    Safety Roof Hatch System

    • Publication number 20220220806
    • Publication date Jul 14, 2022
    • Joseph O. Rogers
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    TREE STAND SYSTEM

    • Publication number 20220183270
    • Publication date Jun 16, 2022
    • MB Hunting Products Corporation
    • Mark Ivan PYTIAK
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    SYSTEM FOR SECURING AN UPRIGHT LADDER

    • Publication number 20220154531
    • Publication date May 19, 2022
    • SAFE N STRONG PTY LTD
    • Justin Templeman
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    MAINTENANCE CART WITH AIR FILTRATION

    • Publication number 20220063477
    • Publication date Mar 3, 2022
    • Abatement Technologies, Inc.
    • Blair Lawrence Harber
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SAFETY APPARATUS

    • Publication number 20220065042
    • Publication date Mar 3, 2022
    • Robert Warren Shiver
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    Climbing Product Having an Extendable Section Lock Assembly, and Me...

    • Publication number 20220034164
    • Publication date Feb 3, 2022
    • Werner Co.
    • Tek Lentine
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    Climbing Product Having an Extendable Section Lock Assembly, and Me...

    • Publication number 20220034163
    • Publication date Feb 3, 2022
    • Werner Co.
    • Tek Lentine
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    Extension Ladder and Methods of Making and Using an Extension Ladder

    • Publication number 20220025701
    • Publication date Jan 27, 2022
    • Werner Co.
    • Michael Scheurich
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    A STABILISER SYSTEM FOR A COLLAPSIBLE LADDER

    • Publication number 20210381312
    • Publication date Dec 9, 2021
    • TELESTEPS AB
    • Rikard MATTSSON
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS