Dentistry – Prosthodontics – Tooth construction
Reexamination Certificate
2011-08-02
2011-08-02
Lewis, Ralph A (Department: 3732)
Dentistry
Prosthodontics
Tooth construction
C433S222100, C433S202100
Reexamination Certificate
active
07988448
ABSTRACT:
The present invention relates to an aesthetic dental restoration having a layered structure, which dental restoration has the appearance of a natural tooth. In addition, the present invention relates to a method for preparing such dental restorations. Particularly, the invention is based on the control of interaction between opalescence and fluorescence.
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Appelman Petrus Gerardus
Cornelissen Eric Marinus Hermanus
de Kler Marcel Andre
Gebhardt Jurgen
van der Zel Joseph Maria
Dentsply International Inc.
Hura Douglas J.
Levin Leana
Lewis Ralph A
Zdurne David A.
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