Patents Assigned to Swedima, Inc.
  • Preparation for prevention of emission of mercury from amalgam fillings and method
    Patent number: 5182099
    Abstract: A method of preventing or decreasing the emission of mercury vapor in the mouth, from a mercury amalgam filling, comprising contacting the amalgam filling with an oral composition containing sulfur in an amount sufficient to reduce or eliminate the emission of mercury or mercury vapor. The oral composition may be in the form of a toothpaste, chewing gum, mouthwash water, mouth spray, or the like.
    Type: Grant
    Filed: August 27, 1991
    Date of Patent: January 26, 1993
    Assignee: Swedima, Inc.
    Inventors: Eston Jonsson, Roland Waern