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

Patent Owner(s)

Patent Owner	Address
J H FLETCHER & CO	402 HIGH STREET HUNTINGTON WV 25722-2187

International Classification(s)

• E21F:SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VEN....
• E21B:EARTH OR ROCK DRILLING
• B60L:ELECTRIC EQUIPMENT OR PROPULSION OF ELECTRICALLY-P....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Rudinec, Stephen A	Iron Mountain, US	6	128

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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	Aug 28, 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
February 28, 2017	US,9580966,B2   US9580966B2	GRANTED PATENT AS SECOND PUBLICATION
February 28, 2013	US,20130048382,A1   US20130048382A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9580966

All electric powered mobile jumbo drill machine

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