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

Patent Owner(s)

Patent Owner	Address
DDP SPECIALTY ELECTRONIC MATERIALS US INC	1501 LARKIN CENTER DRIVE MIDLAND MI 48642

International Classification(s)

• C07F:ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS CO....
• C07C:ACYCLIC OR CARBOCYCLIC COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
ETIENNE, John B	Mount Pleasant, US	5	8
OBER, Matthias S	Midland, US	29	49
ROMER, Duane R	Midland, US	57	261
THOMAS, Pulikkottil J	Midland, US	18	314

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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	Jul 22, 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
January 22, 2015	US,20150025262,A1   US20150025262A1	FIRST PUBLISHED PATENT APPLICATION
January 13, 2015	US,8933239,B1   US8933239B1	GRANTED PATENT AS FIRST PUBLICATION

Full Text

US Patent No: 8933239

Bis(aryl)acetal compounds

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