TREA

Timothy Dumey

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  • Troy, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Railway vehicle coupler
    • Patent number 11,440,568
    • Issue date Sep 13, 2022
    • Amsted Rail Company, Inc.
    • Matthew Todt
    • B61 - RAILWAYS
  • Information Patent Grant

    Coupler knuckle
    • Patent number 8,910,808
    • Issue date Dec 16, 2014
    • Amstead Rail Company, Inc.
    • Joseph Halford
    • B61 - RAILWAYS
  • Information Patent Grant

    Railway coupler knuckle
    • Patent number 8,302,790
    • Issue date Nov 6, 2012
    • Amsted Rail Company, Inc.
    • Timothy Dumey
    • B61 - RAILWAYS

Patents Applicationslast 30 patents

  • Information Patent Application

    RAILWAY VEHICLE COUPLER
    • Publication number 20200198670
    • Publication date Jun 25, 2020
    • AMSTED RAIL COMPANY, INC.
    • Matthew Todt
    • B61 - RAILWAYS
  • Information Patent Application

    COUPLER KNUCKLE
    • Publication number 20140116976
    • Publication date May 1, 2014
    • AMSTED RAIL COMPANY, INC.
    • Joseph Halford
    • B61 - RAILWAYS
  • Information Patent Application

    Railway coupler knuckle
    • Publication number 20120037586
    • Publication date Feb 16, 2012
    • AMSTED RAIL COMPANY, INC.
    • Timothy Dumey
    • B61 - RAILWAYS