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

Current Industry

E06C1/26in one piece
Industries

Patents Grantslast 30 patents

  • 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

    Pool ladder with automatic wash-down system
    • Patent number 11,002,030
    • Issue date May 11, 2021
    • Ryon De Jesus
    • B08 - CLEANING
  • Information Patent Grant

    Safety mechanical barrier and system for above-ground pool ladders
    • Patent number 10,415,310
    • Issue date Sep 17, 2019
    • POLYGROUP MACAU LIMITED (BVI)
    • Elmer Cheng
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Safety mechanical barrier and system for above-ground pool ladders
    • Patent number 10,113,361
    • Issue date Oct 30, 2018
    • POLYGROUP MACAU LIMITED (BVI)
    • Elmer Cheng
    • E04 - BUILDING
  • Information Patent Grant

    Pool ladder safety system
    • Patent number 9,394,744
    • Issue date Jul 19, 2016
    • Polygroup Macau Limited (BVI)
    • Chi Yin Alan Leung
    • E04 - BUILDING
  • Information Patent Grant

    Pool ladder safety system
    • Patent number 8,955,644
    • Issue date Feb 17, 2015
    • Polygroup Macau Limited (BVI)
    • Chi Yin Alan Leung
    • E04 - BUILDING
  • Information Patent Grant

    Folding step ladder
    • Patent number 8,701,830
    • Issue date Apr 22, 2014
    • Thomas G. B. Merey
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Pool ladder safety system
    • Patent number 8,430,205
    • Issue date Apr 30, 2013
    • Polygroup Macau Limited (BVI)
    • Chi Yin Alan Leung
    • E04 - BUILDING
  • Information Patent Grant

    Dock station
    • Patent number 5,996,735
    • Issue date Dec 7, 1999
    • Joyce Claress Perritt
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Stairs for swimming-pool
    • Patent number 5,644,873
    • Issue date Jul 8, 1997
    • Jean Bourgault
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Effective riser reducer step device
    • Patent number 5,131,494
    • Issue date Jul 21, 1992
    • Milton M. Heifetz
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Wheeled ladder
    • Patent number 5,082,086
    • Issue date Jan 21, 1992
    • Material Control, Inc.
    • James F. Kerr
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Ladder assembly, particularly for use with swimming pools
    • Patent number 4,997,061
    • Issue date Mar 5, 1991
    • Doniel G. Aymes
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Stair climbing aid
    • Patent number 4,844,199
    • Issue date Jul 4, 1989
    • Floyd E. Nimz
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Collapsible porch
    • Patent number 4,747,243
    • Issue date May 31, 1988
    • Kenneth L. Anstead
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Portable balustrade and platform assembly
    • Patent number 4,664,227
    • Issue date May 12, 1987
    • Orville S. Hansen
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Ladder construction
    • Patent number 4,603,758
    • Issue date Aug 5, 1986
    • Frederick M. Pettit
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Freestanding ladder structure
    • Patent number 4,023,647
    • Issue date May 17, 1977
    • Confer Plastics, Inc.
    • Raymond C. Confer
    • 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
  • Information Patent Grant

    2479736
    • Patent number 2,479,736
    • Issue date Aug 23, 1949
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    2398812
    • Patent number 2,398,812
    • Issue date Apr 23, 1946
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    2371092
    • Patent number 2,371,092
    • Issue date Mar 6, 1945
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    1759424
    • Patent number 1,759,424
    • Issue date May 20, 1930
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    1432116
    • Patent number 1,432,116
    • Issue date Oct 17, 1922
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    828197
    • Patent number 828,197
    • Issue date Aug 7, 1906
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

  • Information Patent Application

    ESCALATING STEP LADDER SYSTEM
    • Publication number 20230407703
    • Publication date Dec 21, 2023
    • Gwendolyn Jenkins-Allen
    • 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

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

    SAFETY MECHANICAL BARRIER AND SYSTEM FOR ABOVE-GROUND POOL LADDERS
    • Publication number 20190024456
    • Publication date Jan 24, 2019
    • POLYGROUP MACAU LIMITED (BVI)
    • Elmer Cheng
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    Automatic savety pool ladder for an above-ground swimming pool
    • Publication number 20170260811
    • Publication date Sep 14, 2017
    • CANADIAN PLASTICS INC.
    • Pierre Trudeau
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    POOL LADDER SAFETY SYSTEM
    • Publication number 20150107937
    • Publication date Apr 23, 2015
    • POLYGROUP MACAU LIMITED (BVI)
    • Chi Yin Alan Leung
    • E04 - BUILDING
  • Information Patent Application

    Climbing Apparatus
    • Publication number 20140124294
    • Publication date May 8, 2014
    • Chantelle Daizadeh
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    POOL LADDER SAFETY SYSTEM
    • Publication number 20130233647
    • Publication date Sep 12, 2013
    • POLYGROUP MACAU LIMITED (BVI)
    • Chi Yin Alan Leung
    • E04 - BUILDING
  • Information Patent Application

    EASY STEP EXAMINATION TABLE DEVICE
    • Publication number 20120061181
    • Publication date Mar 15, 2012
    • FUNMI ONOBRAKPEYA
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    Folding step ladder
    • Publication number 20110114419
    • Publication date May 19, 2011
    • Thomas G.B. Merey
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    Ladder Access Control Kit And Ladder Assembly Including Access Cont...
    • Publication number 20100236865
    • Publication date Sep 23, 2010
    • Daniel J. Crowton
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    POOL LADDER SAFETY SYSTEM
    • Publication number 20100170749
    • Publication date Jul 8, 2010
    • Chi Yin Alan LEUNG
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    Ladder sculptures and method of use
    • Publication number 20090014398
    • Publication date Jan 15, 2009
    • Richard Jennings MacConnell, JR.
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    Ladder sculptures and method of use
    • Publication number 20050029047
    • Publication date Feb 10, 2005
    • Richard Jennings MacConnell
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS