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Chad T. Barker

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  • Caledonia, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Snow plow and mount assembly
    • Patent number 11,555,282
    • Issue date Jan 17, 2023
    • Douglas Dynamics, L.L.C.
    • Chad Thomas Barker
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Snow plow and mount assembly
    • Patent number 11,499,280
    • Issue date Nov 15, 2022
    • Douglas Dynamics, L.L.C.
    • Chad Thomas Barker
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Snow plow and mount assembly
    • Patent number 11,427,978
    • Issue date Aug 30, 2022
    • Douglas Dynamics, L.L.C.
    • Chad Thomas Barker
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Snow plow and mount assembly
    • Patent number 11,332,899
    • Issue date May 17, 2022
    • Douglas Dynamics, L.L.C.
    • Chad Thomas Barker
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Snow plow and mount assembly
    • Patent number 10,900,183
    • Issue date Jan 26, 2021
    • Douglas Dynamics, L.L.C.
    • Chad Thomas Barker
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Snow plow and mount assembly
    • Patent number 9,869,067
    • Issue date Jan 16, 2018
    • Douglas Dynamics, L.L.C.
    • Chad Thomas Barker
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Snowplow mounting assembly
    • Patent number 6,928,757
    • Issue date Aug 16, 2005
    • Douglas Dynamics, L.L.C.
    • David N. Bloxdorf
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Snowplow mounting assembly
    • Patent number 6,711,837
    • Issue date Mar 30, 2004
    • Douglas Dynamics, L.L.C.
    • David N. Bloxdorf
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Snowplow mounting assembly
    • Patent number 6,526,677
    • Issue date Mar 4, 2003
    • Douglas Dynamics, L.L.C.
    • David N. Bloxdorf
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Vehicle mounted accessory assembly
    • Patent number 6,050,008
    • Issue date Apr 18, 2000
    • Douglas Dynamics, L.L.C.
    • James R. Doornek
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Vehicle mountable snowplow
    • Patent number 6,012,240
    • Issue date Jan 11, 2000
    • Douglas Dynamics, L.L.C.
    • Steven L. Klug
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

  • Information Patent Application

    SNOW PLOW AND MOUNT ASSEMBLY
    • Publication number 20220325486
    • Publication date Oct 13, 2022
    • Douglas Dynamics, L.L.C.
    • Chad Thomas Barker
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    SNOW PLOW AND MOUNT ASSEMBLY
    • Publication number 20200407931
    • Publication date Dec 31, 2020
    • Douglas Dynamics, L.L.C.
    • Chad Thomas Barker
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    Snow Plow and Mount Assembly
    • Publication number 20200407930
    • Publication date Dec 31, 2020
    • Douglas Dynamics, L.L.C.
    • Chad Thomas Barker
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    SNOW PLOW AND MOUNT ASSEMBLY
    • Publication number 20200370257
    • Publication date Nov 26, 2020
    • Douglas Dynamics, L.L.C.
    • Chad Thomas Barker
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    SNOW PLOW AND MOUNT ASSEMBLY
    • Publication number 20200370256
    • Publication date Nov 26, 2020
    • Douglas Dynamics, L.L.C.
    • Chad Thomas Barker
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    SNOW PLOW AND MOUNT ASSEMBLY
    • Publication number 20180135265
    • Publication date May 17, 2018
    • Douglas Dynamics, L.L.C.
    • Chad Thomas Barker
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    SNOW PLOW AND MOUNT ASSEMBLY
    • Publication number 20160138233
    • Publication date May 19, 2016
    • Douglas Dynamics, L.L.C.
    • Chad Thomas Barker
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    V-Blade Snow Plow With Improved Cutting Edge
    • Publication number 20090282706
    • Publication date Nov 19, 2009
    • Douglas Dynamics, L.L.C.
    • Chad Barker
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    Snowplow mounting assembly
    • Publication number 20050120595
    • Publication date Jun 9, 2005
    • Douglas Dynamics, L.L.C.
    • David N. Bloxdorf
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    Snowplow mounting assembly
    • Publication number 20040172858
    • Publication date Sep 9, 2004
    • Douglas Dynamics, Inc.
    • David N. Bloxdorf
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    Snowplow mounting assembly
    • Publication number 20030140529
    • Publication date Jul 31, 2003
    • Douglas Dynamics Inc.
    • David N. Bloxdorf
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    Snowplow mounting assembly
    • Publication number 20030093927
    • Publication date May 22, 2003
    • Douglas Dynamics, Inc.
    • David N. Bloxdorf
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES