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

Patent Owner(s)

• PRAXAIR TECHNOLOGY, INC.

International Classification(s)

• A01K:ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; ....
• B01F:MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Cheng, Alan T	Naperville, US	21	375
Ho, Yeu-Chuan Simon	Naperville, US	13	20
Hunek, Balazs	Western Springs, US	25	158

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
3.5 Year Payment	$1600.00	$800.00	$400.00	Feb 18, 2024
7.5 Year Payment	$3600.00	$1800.00	$900.00	Feb 18, 2028
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Feb 18, 2032

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 3.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
Surcharge - 7.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
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
August 18, 2020	US,10744468,B2   US10744468B2	GRANTED PATENT AS SECOND PUBLICATION
February 22, 2018	US,20180050312,A1   US20180050312A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 2018/0050,312

SYSTEM AND METHOD FOR FEEDING GAS INTO LIQUID

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