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

Patent Owner(s)

Patent Owner	Address
INSTITUTE OF ROCK AND SOIL MECHANICS CHINESE ACADEMY OF SCIENCES	430071 SMALL HONGSHAN 2 FRUIT LAKE STREET WUCHANG DISTRICT WUHAN HUBEI WUHAN CITY HUBEI PROVINCE 430071

International Classification(s)

• C04B:LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREO....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
DING, Haozhen	Wuhan, CN	1	0
WANG, Xinzhi	Wuhan, CN	7	2
WEN, Dongsheng	Wuhan, CN	4	6

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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	Jul 18, 2027
7.5 Year Payment	$3600.00	$1800.00	$900.00	Jul 18, 2031
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jul 18, 2035

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: 2024/0018,038

RAPID SOLIDIFICATION METHOD OF CALCAREOUS SAND

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