Patents by Inventor Christopher D. Mason

Christopher D. Mason 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).

  • Plectrum with second striking member
    Patent number: 9972290
    Abstract: A one-piece, hand-held device that enables users to pick, pluck, strum, or strike strings of a musical instrument simultaneously. The device comprises a first planar plectrum having a grasping surface and a striking surface in the same plane and a second planar plectrum secured to the first planar plectrum by a bracket located at the midsection of the first planar plectrum the top of the second planar plectrum, wherein the first planar plectrum is substantially parallel to the second planar plectrum.
    Type: Grant
    Filed: July 24, 2017
    Date of Patent: May 15, 2018
    Inventor: Christopher D. Mason