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

Patent Owner(s)

Patent Owner	Address
SUNDS DEFIBRATOR WOODHANDLING OY	P O BOX 210 FIN-28101 PORI

International Classification(s)

• B27C:PLANING, DRILLING, MILLING, TURNING, OR UNIVERSAL ....
• B21K:MAKING FORGED OR PRESSED PRODUCTS, e.g. HORSE-SHOE....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Jonkka, Arvo	Pori, FI	29	215
Nettles, Timothy P	Carthage, NY	6	105
Roux, Paul	Trussville, AL	4	10
Tahkanen, Hannu	Rauma, FI	6	26
Tohkala, Antti	Pori, FI	14	59
Vienola, Pauli	Pori, FI	3	16

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
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: 5765452

Method for improving the endurance of a blade base of a disc chipper, a blade base of a disc chipper and a disc chipper

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