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

Patent Owner(s)

Patent Owner	Address
VERIFICATION TECHNOLOGIES INC	50 WEST AVENUE UNIT 14 P O BOX 94 ESSEX CT 06426

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
Drew, Jeffrey M	Darien, CT	18	411
Selinfreund, Richard H	Guilford, CT	109	908
Vig, Rakesh	Durham, CT	109	1139

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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
July 08, 2003	US,6589626,B2   US6589626B2	GRANTED PATENT AS SECOND PUBLICATION
March 14, 2002	US,20020031631,A1   US20020031631A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 6589626

Copy-protected optical media and method of manufacture thereof

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