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

Patent Owner(s)

Patent Owner	Address
DRNC HOLDINGS INC	200 BELLEVUE PARKWAY SUITE 300 WILMINGTON DE 19809

International Classification(s)

• G09G:ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Gritton, Charles W K	Sterling, VA	53	2213
Hunleth, Frank A	Rockville, MD	50	4010
Liberty, Matthew G	Potomac, MD	41	3559
Simpkins, Daniel S	Bethesda, MD	54	4201
Turner, Mark	Ijamsville, MD	75	1126

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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 03, 2007	US,7239301,B2   US7239301B2	GRANTED PATENT AS SECOND PUBLICATION
November 17, 2005	US,20050253806,A1   US20050253806A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7239301

3D pointing devices and methods

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