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

Patent Owner(s)

Patent Owner	Address
3D SYSTEMS INC	333 THREE D SYSTEMS CIRCLE ROCK HILL SC 29730

International Classification(s)

• B41J:TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. M....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Berlin, Andrew	Gloucester, US	38	1814
Fienup, William J	St. Louis, US	4	83
Hernandez, Andres T	Glendale, US	6	395
Kinsley, Joshua P	Arlington, US	15	1156
Zengerle,, III Walter H	Dedham, US	5	415

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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
May 01, 2012	US,8167395,B2   US8167395B2	GRANTED PATENT AS SECOND PUBLICATION
February 10, 2011	US,20110032301,A1   US20110032301A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8167395

Apparatus and methods for servicing 3D printers

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