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

Patent Owner(s)

Patent Owner	Address
SUMITOMO SEIKA CHEMICALS CO LTD	KAKO-GUN HYOGO

International Classification(s)

• B01J:CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, CO....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Isokawa, Sho	Himeji-shi, JP	2	1
Onoda, Yuichi	Himeji-shi, JP	19	68
Takatori, Junichi	Himeji-shi, JP	31	122
Ueda, Koji	Himeji-shi, JP	173	1355

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Fee	Large entity fee	small entity fee	micro entity fee	due date
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Apr 17, 2025

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

Full Text

US Patent Application No: 2013/0273,351

METHOD FOR PRODUCING WATER-ABSORBENT RESIN

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