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

Patent Owner(s)

Patent Owner	Address
NORTHWESTERN POLYTECHNICAL UNIVERSITY	XIAN SHAANXI 710072
QINGDAO UNIVERSITY OF TECHNOLOGY	266000 QINGDAO UNIVERSITY OF TECHNOLOGY NO 777 JIALINGJIANG ROAD HUANGDAO DISTRICT QINGDAO CITY SHANDONG PROVINCE QINGDAO CITY SHANDONG PROVINCE 266000

International Classification(s)

• B23H:WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRA....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
GUO, Pengfei	Qingdao, CN	33	34
LAN, Hongbo	Qingdao, CN	13	45
LIN, Xin	Xi'an, CN	120	1460
LIU, Yansong	Qingdao, CN	10	41
WANG, Jiachang	Qingdao, CN	6	3
WU, Lin	Qingdao, CN	84	305

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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	Jun 26, 2028
7.5 Year Payment	$3600.00	$1800.00	$900.00	Jun 26, 2032
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jun 26, 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: 2024/0424,586

METHOD FOR IMPROVING SURFACE QUALITY OF ALLOY MICRO-AREA VIA SUPERSATURATED FILM AND USE THEREOF

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