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Daniel Ray Downen

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  • Greenwood, IN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Handheld skate blade sharpener
    • Patent number 11,660,727
    • Issue date May 30, 2023
    • Maintain Your Edge, LLC
    • Daniel Ray Downen
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Skate blade sharpener with indexing stone
    • Patent number 11,478,900
    • Issue date Oct 25, 2022
    • Maintain Your Edge, LLC
    • Daniel Ray Downen
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Skate blade sharpener with indexing stone
    • Patent number 10,384,329
    • Issue date Aug 20, 2019
    • Maintain Your Edge, LLC
    • Daniel Ray Downen
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    HANDHELD SKATE BLADE SHARPENER
    • Publication number 20200338691
    • Publication date Oct 29, 2020
    • Maintain Your Edge, LLC
    • Daniel Ray Downen
    • B24 - GRINDING POLISHING
  • Information Patent Application

    SKATE BLADE SHARPENER WITH INDEXING STONE
    • Publication number 20200206878
    • Publication date Jul 2, 2020
    • Maintain Your Edge, LLC
    • Daniel Ray Downen
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Skate Blade Sharpener with Indexing Stone
    • Publication number 20180222017
    • Publication date Aug 9, 2018
    • Daniel Ray Downen
    • B24 - GRINDING POLISHING