Patents by Inventor Mark C Philbrook

Mark C Philbrook has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20230405773
    Abstract: Described herein is a multipurpose rotational tool. The multipurpose rotational tool comprises a screwdriver and a wire nut driver. The screwdriver defines a longitudinal axis. The wire nut driver being coaxially and slideably positioned over at least a portion of the screwdriver. In a first configuration, the wire nut driver is unlocked from the screwdriver, and slidingly positioned proximal to a rear end of the screwdriver. In a second configuration, the wire nut driver is slidingly positioned proximal to a front end of the screwdriver, and locked thereon.
    Type: Application
    Filed: June 14, 2023
    Publication date: December 21, 2023
    Inventors: Mark C Philbrook, Jonathan Harwood