by, or with the assistance of, springs

Industry

  • CPC
  • E06C5/22
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Patents Grantslast 30 patents

  • Information Patent Grant

    Railroad freight car access fittings

    • Patent number 12,054,182
    • Issue date Aug 6, 2024
    • National Steel Car Limited
    • Maryam Mansouri Nasrabad
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Railroad freight car access fittings

    • Patent number 10,689,012
    • Issue date Jun 23, 2020
    • National Steel Car Limited
    • Maryam Mansouri Nasrabad
    • B61 - RAILWAYS
  • Information Patent Grant

    Swing type access system for an earth mover

    • Patent number 10,676,896
    • Issue date Jun 9, 2020
    • Barjoh Pty Ltd
    • Nathan Ellement
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Access ladder assembly for a movable machine

    • Patent number 10,246,940
    • Issue date Apr 2, 2019
    • Caterpillar Paving Products Inc.
    • Jason A. Haro
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Access ladder assembly for a movable machine

    • Patent number 10,036,201
    • Issue date Jul 31, 2018
    • Caterpillar Paving Products Inc.
    • Jason A. Haro
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Ladder assembly for a work vehicle

    • Patent number 8,827,038
    • Issue date Sep 9, 2014
    • CNH Industrial America LLC
    • Eran Salzman
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    1798079

    • Patent number 1,798,079
    • Issue date Mar 24, 1931
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    1798070

    • Patent number 1,798,070
    • Issue date Mar 24, 1931
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    1470139

    • Patent number 1,470,139
    • Issue date Oct 9, 1923
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    1256964

    • Patent number 1,256,964
    • Issue date Feb 19, 1918
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    1197151

    • Patent number 1,197,151
    • Issue date Sep 5, 1916
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    1164293

    • Patent number 1,164,293
    • Issue date Dec 14, 1915
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    1081122

    • Patent number 1,081,122
    • Issue date Dec 9, 1913
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    865951

    • Patent number 865,951
    • Issue date Sep 10, 1907
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    768700

    • Patent number 768,700
    • Issue date Aug 30, 1904
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    756169

    • Patent number 756,169
    • Issue date Mar 29, 1904
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    724513

    • Patent number 724,513
    • Issue date Apr 7, 1903
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    722848

    • Patent number 722,848
    • Issue date Mar 17, 1903
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    677282

    • Patent number 677,282
    • Issue date Jun 25, 1901
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    645645

    • Patent number 645,645
    • Issue date Mar 20, 1900
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    582963

    • Patent number 582,963
    • Issue date May 18, 1897
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    575193

    • Patent number 575,193
    • Issue date Jan 12, 1897
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    540643

    • Patent number 540,643
    • Issue date Jun 11, 1895
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    455485

    • Patent number 455,485
    • Issue date Jul 7, 1891
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    415873

    • Patent number 415,873
    • Issue date Nov 26, 1889
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    396564

    • Patent number 396,564
    • Issue date Jan 22, 1889
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    396565

    • Patent number 396,565
    • Issue date Jan 22, 1889
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    383731

    • Patent number 383,731
    • Issue date May 29, 1888
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    350773

    • Patent number 350,773
    • Issue date Oct 12, 1886
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    347746

    • Patent number 347,746
    • Issue date Aug 17, 1886
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

  • Information Patent Application

    RAILROAD FREIGHT CAR ACCESS FITTINGS

    • Publication number 20200276992
    • Publication date Sep 3, 2020
    • National Steel Car Limited
    • Maryam Mansouri Nasrabad
    • B61 - RAILWAYS
  • Information Patent Application

    MANUALLY POWERED LINKAGE LADDER

    • Publication number 20140318892
    • Publication date Oct 30, 2014
    • Caterpillar Inc.
    • Thomas Meyen
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    Ladder Assembly for a Work Vehicle

    • Publication number 20140158465
    • Publication date Jun 12, 2014
    • CNH America LLC
    • Eran Salzman
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    FOLDABLE STEP DEVICE AND METHOD

    • Publication number 20090308688
    • Publication date Dec 17, 2009
    • Eliahu TAYAR
    • B60 - VEHICLES IN GENERAL