Patents Represented by Attorney, Agent or Law Firm Bao Q. Tran
  • Patent number: 6814574
    Abstract: Pliers for forming and removing bumps for the dental appliance without heating are disclosed. The eraser pliers for erasing a bump on an appliance include a first elongated member having a first jaw portion at one end and a handle portion at the other end, the jaw portion having flat surface mounted at a distal end of the first jaw portion; and a second elongated member joined to the first elongated member, the second elongated member having a second jaw portion at one end and a second handle portion at the other end, the second jaw portion having a second flat surface mounted at a distal end of the second jaw portion, the first and second flat surfaces adapted to engage and flatten the bump.
    Type: Grant
    Filed: November 6, 2002
    Date of Patent: November 9, 2004
    Assignee: Align Technology, Inc.
    Inventors: Amir Abolfathi, Brian K. Asselin, Eric Kuo, Loc X. Phan