TREA

Ruth E. MITCHENER KEFFER

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  • Baltimore, MD, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tool bits with floating magnet sleeves
    • Patent number 10,556,329
    • Issue date Feb 11, 2020
    • BLACK & DECKER INC.
    • Michael P. Peters
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Fastening tools with floating magnet sleeves
    • Patent number 10,150,205
    • Issue date Dec 11, 2018
    • BLACK & DECKER INC.
    • Aland Santamarina
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Fastener tool assemblies
    • Patent number 10,040,179
    • Issue date Aug 7, 2018
    • BLACK & DECKER INC.
    • Michael P. Peters
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Tool bits with floating magnet sleeves
    • Patent number 9,943,946
    • Issue date Apr 17, 2018
    • BLACK & DECKER INC.
    • Michael P. Peters
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Quick change bit holder with ring magnet
    • Patent number 9,227,309
    • Issue date Jan 5, 2016
    • BLACK & DECKER INC.
    • Darren B. Moss
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Quick change bit holder with ring magnet
    • Patent number 9,156,147
    • Issue date Oct 13, 2015
    • Black & Decker Inc.
    • Michael P. Peters
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    TOOL BITS WITH FLOATING MAGNET SLEEVES
    • Publication number 20180071899
    • Publication date Mar 15, 2018
    • BLACK & DECKER INC.
    • Michael P. PETERS
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    FASTENING TOOLS WITH FLOATING MAGNET SLEEVES
    • Publication number 20170036329
    • Publication date Feb 9, 2017
    • Black & Decker Inc.
    • Aland SANTAMARINA
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    FASTENER TOOL ASSEMBLIES
    • Publication number 20150367486
    • Publication date Dec 24, 2015
    • Black & Decker Inc.
    • Michael P. PETERS
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Quick Change Bit Holder With Ring Magnet
    • Publication number 20130328276
    • Publication date Dec 12, 2013
    • Black & Decker Inc.
    • Darren B. MOSS
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Quick Change Bit Holder With Ring Magnet
    • Publication number 20130220086
    • Publication date Aug 29, 2013
    • Black & Decker Inc.
    • Michael P. PETERS
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS