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

Patent Owner(s)

• WHIRLPOOL CORPORATION

International Classification(s)

• D06F:LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING T....
• D06L:BLEACHING, e.g. OPTICAL BLEACHING, DRY-CLEANING, O....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Brockman, Irene M	Saint Joseph, US	6	20
Ghosh, Kaustav	Saint Joseph, US	62	385

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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 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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
September 17, 2013	US,8533881,B2   US8533881B2	GRANTED PATENT AS SECOND PUBLICATION
June 16, 2011	US,20110138541,A1   US20110138541A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8533881

Method for dispensing an enzyme in a laundry treating appliance

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