Patents by Inventor Matthew D. Richardson

Matthew D. Richardson 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).

  • SHOTSHELL WITH COMBINATION LOAD FOR PERSONAL DEFENSE
    Publication number: 20110185936
    Abstract: A shotshell comprising an elongate casing defining an internal chamber, a propellant located within said casing, and a shot load within the casing, the shot load comprising a plurality of disc-shaped projectiles, arranged in the casing so that the plane of each of the disc-shaped projectiles is generally perpendicular to the longitudinal axis of the casing, and a plurality of generally spherical projectiles disposed in the casing behind the generally disc-shaped projectiles.
    Type: Application
    Filed: January 6, 2011
    Publication date: August 4, 2011
    Inventors: Matthew D. Richardson, Morris C. Buenemann, JR., Angela C. Berring
  • Disc-shaped projectile for a shot shell
    Patent number: D633166
    Type: Grant
    Filed: January 15, 2010
    Date of Patent: February 22, 2011
    Assignee: Olin Corporation
    Inventors: Matthew D. Richardson, Angela C. Berring