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

Patent Owner(s)

Patent Owner	Address
PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCHE GLUHLAMPEN MBH	Not Provided

International Classification(s)

• H01J:ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Beck, Martin	Augsburg, DE	42	826
Frenzel, Sylvia	Friedberg, DE	1	1
Hoffmann, Roland	Augsburg, DE	13	74

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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 05, 2008	US,7408295,B2   US7408295B2	GRANTED PATENT AS SECOND PUBLICATION
October 20, 2005	US,20050231095,A1   US20050231095A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7408295

Mercury amalgams for elevated temperatures in discharge lamps

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