Electroluminescent light source and display incorporating same

United States of America Patent

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Jan 22, 2008
Grant Date
Feb 3, 2005
app pub date
Aug 31, 2004
filing date
Dec 21, 1993

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Expired

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Abstract

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A brightness enhanced reflective polarizer includes a reflective polarizer and a structured surface material.

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Patent Owner(s)

Patent Owner	Address
3M INNOVATIVE PROPERTIES COMPANY	ST PAUL MN

International Classification(s)

G02B:OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS

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Inventor Name	Address	# of filed Patents	Total Citations
Benson, Jr Olester	Woodbury, MN	42	2286
Ouderkirk, Andrew J	Woodbury, MN	421	17059
Weber, Michael F	Shoreview, MN	218	13445

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Electroluminescent light source and display incorporating same

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United States of America Patent

10930988

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PATENT NO	7321464
APP PUB NO	20050024726A1
SERIAL NO	10930988
DOCKET NO

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
January 22, 2008	US,7321464,B2 US7321464B2	GRANTED PATENT AS SECOND PUBLICATION
February 03, 2005	US,20050024726,A1 US20050024726A1	FIRST PUBLISHED PATENT APPLICATION

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10930988

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