TREA

with tie rods parallel to the rungs

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Industry

  • CPC
  • E06C7/088
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Parent Industries

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

Current Industry

E06C7/088with tie rods parallel to the rungs
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Telescoping ladder with a cascading collapse mechanism
    • Patent number 10,995,547
    • Issue date May 4, 2021
    • Core Distribution, Inc.
    • Mitchell I. Kieffer
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Ergonomic extendable/retractable ladder
    • Patent number 8,387,753
    • Issue date Mar 5, 2013
    • Core Distribution, Inc.
    • Mitchell I. Kieffer
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Handle body for an adjustable multi-purpose crutch
    • Patent number 7,591,275
    • Issue date Sep 22, 2009
    • William H. Baker
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Foot assembly for a walking aid
    • Patent number 7,588,044
    • Issue date Sep 15, 2009
    • William H. Baker
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Handle assembly for an adjustable multi-purpose crutch
    • Patent number 7,487,788
    • Issue date Feb 10, 2009
    • William H. Baker
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Extending ladder and associated manufacturing methods
    • Patent number 7,048,094
    • Issue date May 23, 2006
    • Core Distribution, Inc.
    • Mitchell I. Kieffer
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Extending ladder and associated manufacturing methods
    • Patent number 6,883,645
    • Issue date Apr 26, 2005
    • Core Distribution, Inc.
    • Mitchell I. Kieffer
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Extending ladder and associated manufacturing methods
    • Patent number 6,708,800
    • Issue date Mar 23, 2004
    • Core Distribution, Inc.
    • Mitchell I. Kieffer
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    3208554
    • Patent number 3,208,554
    • Issue date Sep 28, 1965
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    3142356
    • Patent number 3,142,356
    • Issue date Jul 28, 1964
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    2727672
    • Patent number 2,727,672
    • Issue date Dec 20, 1955
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    2656087
    • Patent number 2,656,087
    • Issue date Oct 20, 1953
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    1954546
    • Patent number 1,954,546
    • Issue date Apr 10, 1934
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    1926885
    • Patent number 1,926,885
    • Issue date Sep 12, 1933
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    1735418
    • Patent number 1,735,418
    • Issue date Nov 12, 1929
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    1649206
    • Patent number 1,649,206
    • Issue date Nov 15, 1927
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    1643649
    • Patent number 1,643,649
    • Issue date Sep 27, 1927
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    1641591
    • Patent number 1,641,591
    • Issue date Sep 6, 1927
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    1575208
    • Patent number 1,575,208
    • Issue date Mar 2, 1926
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    1519283
    • Patent number 1,519,283
    • Issue date Dec 16, 1924
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    1461952
    • Patent number 1,461,952
    • Issue date Jul 17, 1923
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents