Infiltration glass containing niobium

United States of America Patent

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Jan 8, 2013
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May 6, 2010
app pub date
Mar 18, 2008
filing date
Mar 22, 2007

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Expired

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Abstract

The present invention relates to an all-ceramic dental prosthesis in which a porous ceramic matrix material is infiltrated with a glass, having a solubility of <1100 μg/cm²according to DIN EN ISO 6872. The invention also relates to the use of niobium-containing glass having an Nb₂O₅content of more than 0.1% by weight as an infiltration glass for all-ceramic dental compositions.

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Patent Owner	Address
VITA ZAHNFABRIK H RAUTER GMBH & CO KG	SPITALGASSE 3 79713 BAD SACKINGEN GERMANY

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Inventor Name	Address	# of filed Patents	Total Citations
Durschang, Bernhard	Rottendorf, DE	14	165
Stephan, Marc	Lörrach, DE	24	111

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Infiltration glass containing niobium

Number of patents in Portfolio can not be more than 2000

United States of America Patent

12532279

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PATENT NO	8349459
APP PUB NO	20100112331A1
SERIAL NO	12532279
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity Expired	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
January 08, 2013	US,8349459,B2 US8349459B2	GRANTED PATENT AS SECOND PUBLICATION
May 06, 2010	US,20100112331,A1 US20100112331A1	FIRST PUBLISHED PATENT APPLICATION

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12532279

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