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

Patent Owner(s)

Patent Owner	Address
BAYER HEALTHCARE LLC	100 BAYER BOULEVARD WHIPPANY NJ 07981

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Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Callan, Gerald W	Cranberry Township, PA	29	1680
Joyce, Thomas P	Wilkins Township, PA	50	2326
Kopacko, Ralph E	Irwin, PA	10	942
Schriver, Ralph H	Tarentum, PA	33	954
Spohn, Michael A	Butler, PA	75	3581
Zelenski, Karen M	Seven Fields, PA	8	243

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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 No: D536454

Fluid injection apparatus

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