Patents Assigned to Twelve West, Inc.
  • Prophylaxis strip
    Patent number: 4270556
    Abstract: A reusable strip of perforated stainless steel for use following prophylaxis to remove any remaining plaque, calculus, and stains from interproximal surfaces and contact areas of the teeth without abrading or damaging tooth enamel.
    Type: Grant
    Filed: April 24, 1980
    Date of Patent: June 2, 1981
    Assignee: Twelve West, Inc.
    Inventor: Charles B. McAllister