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

Patent Owner(s)

Patent Owner	Address
NIPPON STEEL CORPORATION	6-1 MARUNOUCHI 2-CHOME CHIYODA-KU TOKYO 1008071 JAPAN

International Classification(s)

• C23C:COATING METALLIC MATERIAL; COATING MATERIAL WITH M....
• H01F:MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF M....
• C21D:MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
FUJII, Hiroyasu	Tokyo, JP	60	275
TAKATANI, Shinsuke	Tokyo, JP	52	16
TAKEDA, Kazutoshi	Tokyo, JP	125	341
YAMAZAKI, Shuichi	Tokyo, JP	60	411

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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	Oct 3, 2028
7.5 Year Payment	$3600.00	$1800.00	$900.00	Oct 3, 2032
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Oct 3, 2036

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 3.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
Surcharge - 7.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
Surcharge - 11.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
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 Application No: 2025/0109,452

COATING LIQUID FOR FORMING INSULATION COATING FOR GRAIN-ORIENTED ELECTRICAL STEEL SHEETS, GRAIN-ORIENTED ELECTRICAL STEEL SHEET, AND METHOD FOR PRODUCING GRAIN-ORIENTED ELECTRICAL STEEL SHEET

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