Compositions: ceramic – Ceramic compositions – Devitrified glass-ceramics
Reexamination Certificate
2006-05-31
2010-12-07
Group, Karl E (Department: 1793)
Compositions: ceramic
Ceramic compositions
Devitrified glass-ceramics
C106S035000, C065S033100, C065S033600, C065S033900
Reexamination Certificate
active
07846857
ABSTRACT:
The invention relates to dental glass-ceramics and a process for producing them and their use, with these comprising at least one crystal phase containing xenotime or monazite or mixtures thereof.
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Apel Elke
Höland Wolfram
Rheinberger Volker
Ritzberger Christian
Group Karl E
Ivoclar Vivadent AG
Lucas & Mercanti LLP
Stoffel Klaus P.
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