Backlight system with multilayer optical film reflector

United States of America Patent

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Jun 14, 2005
Grant Date
Oct 3, 2002
app pub date
Jan 22, 2002
filing date
Jun 26, 1995

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Expired

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Abstract

The present invention includes a backlight system incorporating a back reflector and/or a lamp cavity reflector constructed of a multilayer optical film.

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3M INNOVATIVE PROPERTIES COMPANY	ST PAUL MN

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Inventor Name	Address	# of filed Patents	Total Citations
Cobb, Jr Sanford	St. Mary's Point, MN	43	3830
Cull, Brian D	Maplewood, MN	20	1194
Ouderkirk, Andrew J	Woodbury, MN	421	17059
Weber, Michael F	Shoreview, MN	218	13445
Wortman, David L	St. Paul, MN	27	2059

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Backlight system with multilayer optical film reflector

Number of patents in Portfolio can not be more than 2000

United States of America Patent

10051530

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PATENT NO	6905220
APP PUB NO	20020141194A1
SERIAL NO	10051530
DOCKET NO

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
June 14, 2005	US,6905220,B2 US6905220B2	GRANTED PATENT AS SECOND PUBLICATION
October 03, 2002	US,20020141194,A1 US20020141194A1	FIRST PUBLISHED PATENT APPLICATION

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10051530

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