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

Patent Owner(s)

Patent Owner	Address
LIBERTY ENERGY SERVICES LLC	950 17TH ST SUITE 2400 DENVER CO 80202

International Classification(s)

• B65G:TRANSPORT OR STORAGE DEVICES, e.g. CONVEYERS FOR L....
• E21B:EARTH OR ROCK DRILLING

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Hodgson, Kim A	Sugar Land, US	10	228
Johnson, Dennis	Rosenberg, US	29	542
Kabannik, Artem Valeryevich	Novosibirsk, RU	13	206
Leugemors, Edward	Needville, US	29	2985
Link, Bobby	Piedmont, US	1	168
Luharuka, Rajesh	Katy, US	49	2061
Makarychev-Mikhailov, Sergey	St. Petersburg, RU	24	477
Nevvonen, Olga Vladimirovna	Tomsk, RU	5	211
Petukhova, Galina Gennadievna	Moscow, RU	3	169
Quiterio, Megrose	Benton, US	1	168

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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,9624036,B2   US9624036B2	GRANTED PATENT AS SECOND PUBLICATION
November 21, 2013	US,20130309052,A1   US20130309052A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9624036

System and method for mitigating dust migration at a wellsite

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