Patents by Inventor Stefan Auth

Stefan Auth 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).

  • Self-drilling bone screw
    Patent number: 7637929
    Abstract: A self drilling bone screw (10) comprises a shank (16) provided with a thread (14), a pitch of the thread (14) being in the region of approximately 0.7 to 1.0 mm. A tip angle is selected such that a thread flank (20) of a first flight (22) adjacent to a tip (18) of the bone screw (10) is arranged at a distance of approximately 0.2 to 0.5 mm from the tip (18) of the bone screw (10).
    Type: Grant
    Filed: December 9, 2004
    Date of Patent: December 29, 2009
    Assignee: Stryker Leibinger GmbH & Co. KG
    Inventor: Stefan Auth
  • Self-drilling bone screw
    Publication number: 20050137598
    Abstract: A self-drilling bone screw (10) comprises a shank (16) provided with a thread (14), a pitch of the thread (14) being in the region of approximately 0.7 to 1.0 mm. A tip angle is selected such that a thread flank (20) of a first flight (22) adjacent to a tip (18) of the bone screw (10) is arranged at a distance of approximately 0.2 to 0.5 mm from the tip (18) of the bone screw (10).
    Type: Application
    Filed: December 9, 2004
    Publication date: June 23, 2005
    Inventor: Stefan Auth