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

Patent Owner(s)

Patent Owner	Address
KABUSHIKI KAISHA OHARA	15-30 OYAMA 1-CHOME SAGAMIHARA-SHI KANAGAWA 229-1186

International Classification(s)

• C03C:CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREO....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Mori, Yoshio	Yokohama, JP	56	753
Onozawa, Masahiro	Sagamihara, JP	18	156

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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
September 02, 2008	US,7419923,B2   US7419923B2	GRANTED PATENT AS SECOND PUBLICATION
October 20, 2005	US,20050231838,A1   US20050231838A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7419923

Optical glass

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