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

Patent Owner(s)

Patent Owner	Address
DANIELI OFF MECC	ITALY BATTALIO

International Classification(s)

• C21C:PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
PRIMAVERA, Alessandra	Faedis, IT	15	12
TRUCILLO, Emanuele	Udine, IT	3	0

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
3.5 Year Payment	$1600.00	$800.00	$400.00	Mar 29, 2026
7.5 Year Payment	$3600.00	$1800.00	$900.00	Mar 29, 2030
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Surcharge after expiration - Late payment is unintentional	$1,640.00	$820.00	$410.00

Full Text

US Patent Application No: 2022/0307,098

METHOD TO REMOVE COPPER FROM STEEL, AND CORRESPONDING ADDITIVE

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