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

Patent Owner(s)

Patent Owner	Address
ASK CHEMICALS GMBH	HILDEN

International Classification(s)

• C09D:COATING COMPOSITIONS, e.g. PAINTS, VARNISHES, LACQ....
• B22C:FOUNDRY MOULDING

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Bung, Markus	Essen, DE	1	1
Körschgen, Jörg	Leichlingen, DE	4	10
Priebe, Christian	Wülfrath, DE	23	96
Voss, Sarah	Dormagen, DE	1	1

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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 2, 2027
7.5 Year Payment	$3600.00	$1800.00	$900.00	Jul 2, 2031
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jul 2, 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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
January 02, 2024	US,11858030,B2   US11858030B2	GRANTED PATENT AS SECOND PUBLICATION
September 30, 2021	US,20210299740,A1   US20210299740A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 11858030

Sizing composition for casting molds for metal casting, method for producing the casting molds, and casting molds provided with the sizing composition

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