Patents Assigned to Princeton Pharmaceutical Inc.
  • Dental and oral hygiene preparations
    Patent number: 5032387
    Abstract: Disclosed is an oral hygiene preparation in the form of a dentrifrice spray comprising a portable pump containing a dental cleansing/coating composition suitable for frequently dispensing premeasured dosages to clean the mouth, interrupt plaque formation and provide a prolonged clean, just-brushed feeling.
    Type: Grant
    Filed: November 6, 1986
    Date of Patent: July 16, 1991
    Assignee: Princeton Pharmaceutical Inc.
    Inventors: Ira D. Hill, Robert D. White