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

Patent Owner(s)

Patent Owner	Address
RILEY POWER INC	5 NEPONSET STREET P O BOX 15040 WORCESTER MA 01615

International Classification(s)

• 1509:MACHINE TOOLS, ABRADING AND FOUNDING MACHINERY

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Penterson, Craig A	Sutton, US	28	168
Schmitz, William	Clymer, US	21	89
Smith, Daniel P	Spencer, US	58	437

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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	Jan 2, 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 No: D685401

Swing hammer for particulate size reduction system

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