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• 15 United States
• 10 France
• 8 Japan
• 7 China
• 5 Korea
• 2 Other

Patent Owner(s)

Patent Owner	Address
3M INNOVATIVE PROPERTIES COMPANY	P O BOX 33427 SAINT PAUL MN 55133-3427

International Classification(s)

• G02B:OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Case, Marvin Jeffrey	Georgetown, OH	1	25
DiZio, James P	St. Paul, MN	56	341
Ma, Jiaying	Maplewood, MN	48	1304
Mazurek, Mieczyslaw H	Roseville, MN	105	2932
Nelson, Maureen C	West St. Paul, MN	17	135
Sherman, Audrey A	St. Paul, MN	239	4614
Winkler, Wendi J	Minneapolis, MN	43	1085

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge after expiration - Late payment is unavoidable	$700.00	$350.00	$175.00
Surcharge after expiration - Late payment is unintentional	$1,640.00	$820.00	$410.00

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
January 01, 2008	US,7315418,B2   US7315418B2	GRANTED PATENT AS SECOND PUBLICATION
October 05, 2006	US,20060221445,A1   US20060221445A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7315418

Polarizing beam splitter assembly having reduced stress

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