Patents Assigned to Crossbullet, LLC
  • Projectile and firearm system
    Patent number: 12607438
    Abstract: A cartridge is disclosed with a casing and a projectile, wherein external ballistic stability is provided by a center of pressure of the projectile being rearward of a center of mass of the projectile. The projectile includes flight control surfaces that cooperate with the bore of a barrel without requiring rifling or sabots. The projectile can include fin configurations that cooperate with the bore to form a bearing surface with the bore.
    Type: Grant
    Filed: November 21, 2024
    Date of Patent: April 21, 2026
    Assignee: Crossbullet, LLC
    Inventors: Paul K. Maurer, Brett E. Maurer, Todd F. Maurer, Paul Della Torre, Robert Tuchrelo, Nathan E. Smith, Richard T. Aab
  • Projectile and firearm system
    Patent number: 12152865
    Abstract: A cartridge is disclosed with a casing and a projectile, wherein external ballistic stability is provided by a center of pressure of the projectile being rearward of a center of mass of the projectile. The projectile includes flight control surfaces that cooperate with the bore of a barrel without requiring rifling or sabots. The projectile can include fin configurations that cooperate with the bore to form a bearing surface with the bore.
    Type: Grant
    Filed: October 17, 2022
    Date of Patent: November 26, 2024
    Assignee: Crossbullet, LLC
    Inventors: Paul K. Maurer, Brett E. Maurer, Todd F. Maurer, Paul Della Torre, Robert Tuchrelo, Nathan E. Smith, Richard T. Aab