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

Patent Owner(s)

Patent Owner	Address
HAMILTON SUNDSTRAND CORPORATION	4 COLISEUM CENTRE 2730 WEST TYVOLA ROAD CHARLOTTE NC 28217

International Classification(s)

• F16C:SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OF CRANKSHAFT ME....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Gurvich, Mark R	Middletown, US	96	179
King, Michael	Sauquoit, US	78	920
Reed, Brayton	Rome, US	39	18
Schaefer, Joyel M	Earlville, US	31	16
Zafiris, Georgios S	Glastonbury, US	86	209

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
7.5 Year Payment	$3600.00	$1800.00	$900.00	Jan 16, 2028
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jan 16, 2032

Fee	Large entity fee	small entity fee	micro entity fee
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

Full Text

US Patent Application No: 2020/0224,710

DRAFT SHAFTS WITH ENHANCED BENDING FLEXIBILITY

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