Pigment with day-light fluorescence

United States of America Patent

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Jan 27, 2004
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Feb 6, 2003
app pub date
Nov 23, 2001
filing date
Nov 30, 1999

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Abstract

A pigment, especially a yellow to red emitting luminescent material, with a host lattice of the nitridosilicate type M.sub.x Si.sub.y N.sub.z :Eu, wherein M is at least one of an alkaline earth metal chosen from the group Ca, Sr, Ba and wherein z=2/3x+4/3y.

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OSRAM OPTO SEMICONDUCTORS GMBH/CO OHG	REGENSBURG

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C09K:MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED ....

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Inventor Name	Address	# of filed Patents	Total Citations
Botty, Gilbert	Venlo, NL	6	42
Hintzen, Hubertus T	Eindhoven, NL	4	210
van, Krevel Jost W H	Eindhoven, NL	2	137

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Pigment with day-light fluorescence

Number of patents in Portfolio can not be more than 2000

United States of America Patent

09889899

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PATENT NO	6682663
APP PUB NO	20030024438A1
SERIAL NO	09889899
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
January 27, 2004	US,6682663,B2 US6682663B2	GRANTED PATENT AS SECOND PUBLICATION
February 06, 2003	US,20030024438,A1 US20030024438A1	FIRST PUBLISHED PATENT APPLICATION

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09889899

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