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

Patent Owner(s)

Patent Owner	Address
HERAEUS QUARZGLAS GMBH & CO KG	QUARZSTRASSE 8 HANAU 63450
SHIN-ETSU QUARTZ PRODUCTS CO LTD	22-2 NISHI-SHINJUKU 1-CHOME SHINJUKU SAN-EI BLD SHINJUKU-KU TOKYO 160-0023

International Classification(s)

• C03B:MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR ....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Sanada, Choji	Sabae-shi, JP	1	0
Sawazaki, Jiro	Sabae-shi, JP	2	0

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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

Full Text

US Patent Application No: 2009/0100,871

METHOD FOR MANUFACTURING A SILICA GLASS BLOCK

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