Patents Assigned to Cicero Dental Systems, B.V.
  • Patent number: 7086863
    Abstract: The invention relates to a method for producing an artificial tooth, comprising a base layer substantially determining strength and at least one cover layer substantially determining appearance of a finished artificial tooth, said method comprising: establishing the available outer shape and dimensions for the finished artificial tooth, e.g.
    Type: Grant
    Filed: April 19, 2002
    Date of Patent: August 8, 2006
    Assignee: Cicero Dental Systems, B.V.
    Inventor: Joseph Maria Van der Zel
  • Patent number: 6495072
    Abstract: A method for producing a ceramic material, subsequently including mixing ceramic material, such as oxidic ceramic material, which as a raw material essentially comprises aluminum oxide, zircon oxide and/or titanium oxide, and glass component; melting at least the glass component in the mixture by sintering, where the glass component infiltrates the ceramic material and absorbs raw material of the ceramic material through a reaction at the surface; and bringing the mixture into a shape, such as powder, which is suitable for further processing, such as additional sintering. Also, a basis for the crown, the crown in its entirety having layers of for instance porcelain applied to the basis, and methods for producing the basis and the crown through subsequent processing steps, to which the basis is preferably subjected on the same underground, for instance based on CAD/CAM techniques.
    Type: Grant
    Filed: February 3, 2000
    Date of Patent: December 17, 2002
    Assignee: Cicero Dental Systems B.V.
    Inventor: Joseph Maria Van der Zel