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

Patent Owner(s)

Patent Owner	Address
LENOVO INNOVATIONS LIMITED (HONG KONG)	QUARRY BAY HONG KONG

International Classification(s)

• H04B:TRANSMISSION

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Yamaguchi, Yuuichi	Tokyo, JP	3	39

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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
June 21, 2011	US,7966030,B2   US7966030B2	GRANTED PATENT AS SECOND PUBLICATION
June 12, 2008	US,20080139251,A1   US20080139251A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7966030

Push-to-talk over cellular system, portable terminal, server apparatus, pointer display method, and program thereof

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