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

Patent Owner(s)

• WORTHINGTON ARMSTRONG VENTURE

International Classification(s)

• E04F:FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Neal, Joshua L	Elverson, US	21	61
Sareyka, Brett W	Glen Mills, US	22	104

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Mar 23, 2026

Fee	Large entity fee	small entity fee	micro entity fee
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
September 23, 2014	US,8839583,B2   US8839583B2	GRANTED PATENT AS SECOND PUBLICATION
March 13, 2014	US,20140069041,A1   US20140069041A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8839583

Suspended ceiling grid adapter

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