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

Patent Owner(s)

Patent Owner	Address
LEVEL 3 COMMUNICATIONS LLC	1025 ELDORADO BOULEVARD BROOMFIELD CO 80021

International Classification(s)

• G06F:ELECTRIC DIGITAL DATA PROCESSING

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Eichen, Elliot	Arlington, MA	26	471
Goodman, Lee	Tyngsboro, MA	11	360
Mussman, Harry Edward	Bedford, MA	14	657
O'Brien, Jr James D	Somerville, MA	2	28

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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
April 22, 2008	US,7363381,B2   US7363381B2	GRANTED PATENT AS SECOND PUBLICATION
July 15, 2004	US,20040139209,A1   US20040139209A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7363381

Routing calls through a network

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