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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 ST PAUL MN 55133-3427

International Classification(s)

• B32B:LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Chien, Bert T	St. Paul, MN	25	531
Denker, Martin E	Vadnais Heights, MN	37	324
Derks, Kristopher J	Maplewood, MN	53	802
Hebrink, Timothy J	Oakdale, MN	165	2919
Johnson, Matthew B	St. Paul, MN	98	481
Li, Fuming B	Woodbury, MN	39	411
Merrill, William W	White Bear Lake, MN	96	3155
Thompson, Richard J	Lino Lakes, MN	58	3179

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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
December 23, 2008	US,7468204,B2   US7468204B2	GRANTED PATENT AS SECOND PUBLICATION
June 19, 2008	US,20080145666,A1   US20080145666A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7468204

Modified copolyesters and optical films including modified copolyesters

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