Optical glass

United States of America Patent

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Aug 11, 2009
Grant Date
Apr 30, 2009
app pub date
Sep 26, 2008
filing date
Sep 27, 2007

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Abstract

in an amount less than or equal to 16 wt %. The optical glass has a glass transition temperature in a range of 500-670° C. and a refractive index (nd) in a range of 1.60 to 2.00.

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Patent Owner(s)

Patent Owner	Address
KYOCERA CORPORATION	KYOTO-SHI KYOTO 612-8501
ALFRED UNIVERSITY	1 SAXON DRIVE ALFRED NY 14802

International Classification(s)

C03C:CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREO....

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Inventor Name	Address	# of filed Patents	Total Citations
Clare, Alexis G	Alfred Station, US	4	23
Furuse, Tatsuji	Kagoshima, JP	9	49
Hall, Matthew	Alfred, US	52	447

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Optical glass

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United States of America Patent

12238725

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PATENT NO	7572747
APP PUB NO	20090111677A1
SERIAL NO	12238725
DOCKET NO

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
August 11, 2009	US,7572747,B2 US7572747B2	GRANTED PATENT AS SECOND PUBLICATION
April 30, 2009	US,20090111677,A1 US20090111677A1	FIRST PUBLISHED PATENT APPLICATION

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12238725

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