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

Patent Owner(s)

Patent Owner	Address
CRYSTAL PHOTONICS INCORPORATED	SANFORD FL

International Classification(s)

• H01L:SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICE....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Chou, Mitch M C	Sanford, US	13	67
Gallagher, John Joseph	Winter Park, US	5	352
Hill, David W	Orlando, US	63	729
Maruska, Herbert Paul	Winter Springs, US	3	40

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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
August 18, 2009	US,7576372,B2   US7576372B2	GRANTED PATENT AS SECOND PUBLICATION
May 24, 2007	US,20070114566,A1   US20070114566A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7576372

Method for making free-standing AlGaN wafer, wafer produced thereby, and associated methods and devices using the wafer

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