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

Patent Owner(s)

Patent Owner	Address
CORNERSTONE RESEARCH GROUP INC	510 EARL BOULEVARD MIAMISBURG OH 45342

International Classification(s)

• A61F:FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES....
• A61G:TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION ....
• B01J:CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, CO....
• B32B:LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Althaus, Joseph H	Yellow Springs, US	14	68
Henslee, Brian E	Galloway, US	10	96
MacMurray, Benjamin C	Bellbrook, US	11	24
Sunday, Matthew B	Demossville, US	14	19

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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	Oct 18, 2028

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
April 18, 2017	US,9622924,B2   US9622924B2	GRANTED PATENT AS SECOND PUBLICATION
April 07, 2016	US,20160095762,A1   US20160095762A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9622924

Fluid absorption and distribution enhancement systems

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