Patents by Inventor David A. Zdurne

David A. Zdurne 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-ligating orthodontic brackets
    Patent number: 9480541
    Abstract: The present invention employs a self-ligating orthodontic bracket comprising a body having a pair of laterally spaced gingival tie wings and a pair of laterally spaced occlusal tie wings, the gingival and occlusal tie wings projecting from a labial surface of the body; an arch wire slot extending mesially-distally across the body and between the gingival and occlusal tie wings to accommodate an arch wire; a free-sliding, controlled-locking, or pivoting clip wherein the clip allows placement and removal of the arch wire when in the open position and prevents the displacement of the arch wire from the bracket member when in the closed position.
    Type: Grant
    Filed: October 9, 2013
    Date of Patent: November 1, 2016
    Assignee: DENTSPLY International Inc.
    Inventors: Matthew James Falcone, Neil Verma, Sivaramakrishnan Krishnamoorthy, Tieming Ruan, Calvin Ng, David A. Zdurne
  • SELF-LIGATING ORTHODONTIC BRACKETS
    Publication number: 20140212828
    Abstract: The present invention employs a self-ligating orthodontic bracket comprising a body having a pair of laterally spaced gingival tie wings and a pair of laterally spaced occlusal tie wings, the gingival and occlusal tie wings projecting from a labial surface of the body; an arch wire slot extending mesially-distally across the body and between the gingival and occlusal tie wings to accommodate an arch wire; a free-sliding, controlled-locking, or pivoting clip wherein the clip allows placement and removal of the arch wire when in the open position and prevents the displacement of the arch wire from the bracket member when in the closed position.
    Type: Application
    Filed: October 9, 2013
    Publication date: July 31, 2014
    Applicant: DENTSPLY INTERNATIONAL INC.
    Inventors: Matthew James Falcone, Neil Verma, Sivaramakrishnan Krishnamoorthy, Tieming Ruan, Calvin NG, David A. Zdurne