TREA

Non-hinged free-standing ladders

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Industry

  • CPC
  • E06C1/24
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Parent Industries

EFIXED CONSTRUCTIONS E06Doors, windows, ladders E06CLADDERS E06C1/00Ladders in general

Current Industry

E06C1/24Non-hinged free-standing ladders
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Wheeled climbing system
    • Patent number 11,519,223
    • Issue date Dec 6, 2022
    • Moustafa M. Elnore
    • 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

    Swimming pool ladder with a barrier
    • Patent number 8,556,033
    • Issue date Oct 15, 2013
    • Intex Recreation Group
    • Hua Hsiang Lin
    • E04 - BUILDING
  • Information Patent Grant

    Step stool
    • Patent number 6,843,347
    • Issue date Jan 18, 2005
    • RDL Investments, LLC
    • Thomas Lamberson
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Device for converting an extension ladder into a stepladder
    • Patent number 4,043,423
    • Issue date Aug 23, 1977
    • Norman Elias
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Step stool
    • Patent number 4,034,829
    • Issue date Jul 12, 1977
    • Paul J. Hoffman
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    3826336
    • Patent number 3,826,336
    • Issue date Jul 30, 1974
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    3288248
    • Patent number 3,288,248
    • Issue date Nov 29, 1966
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    3150743
    • Patent number 3,150,743
    • Issue date Sep 29, 1964
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    2798652
    • Patent number 2,798,652
    • Issue date Jul 9, 1957
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

  • 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

    Bi-Level Work Platform for ISO Tanks
    • Publication number 20160138338
    • Publication date May 19, 2016
    • Garlock Safety Systems Inc.
    • Robert James Olson
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    LADDER RETAINING BRACKET
    • Publication number 20140363228
    • Publication date Dec 11, 2014
    • Constantine Vassilakos
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    SWIMMING POOL LADDER
    • Publication number 20140158466
    • Publication date Jun 12, 2014
    • General Foam Plastics Corporation
    • MARKUS HUBER
    • E04 - BUILDING
  • Information Patent Application

    Swimming Pool Ladder With a Barrier
    • Publication number 20110073410
    • Publication date Mar 31, 2011
    • INTEX RECREATION CORP.
    • Hua Hsiang Lin
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    Step stool
    • Publication number 20040129495
    • Publication date Jul 8, 2004
    • RDH Investments, LLC
    • Thomas Lamerson
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS