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

Patent Owner(s)

Patent Owner	Address
COLUMBIA INSURANCE CO	NEBRASKA NEBRASKA

International Classification(s)

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

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Geurtsen, Richard	Robbinsville, US	12	18
Nanda, Ajaya	Flanders, US	10	3
Siegfried, David L	Langhorne, US	11	103
Wang, Xinyu	Hillsborough, US	126	453
Yang, Yong	Hillsborough, US	636	3335

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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	May 21, 2028
7.5 Year Payment	$3600.00	$1800.00	$900.00	May 21, 2032
11.5 Year Payment	$7400.00	$3700.00	$1850.00	May 21, 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: 2024/0384,124

STAIN BLOCKING ARCHITECTURAL COMPOSITIONS WITH CATIONIC RESIN AND NONIONIC RESIN BLENDS

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