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

Patent Owner(s)

Patent Owner	Address
BELL HELICOPTER TEXTRON INC	P O BOX 482 FORT WORTH TX 76101

International Classification(s)

• C10M:LUBRICATING COMPOSITIONS
• F16H:GEARING
• B64C:AEROPLANES; HELICOPTERS

• 2012 Application Filing Year
• C10M Class
• 288 Applications Filed
• 256 Patents Issued To-Date
• 88.89 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Ehinger, Ryan T	Irving, US	19	165
# of filed Patents : 19 Total Citations : 165
Vollmer, Brian S	Grapevine, US	2	14
# of filed Patents : 2 Total Citations : 14

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Patent Citation Ranking

• 8 Citation Count
• C10M Class

• 12.76 % this patent is cited more than
• 11 Age

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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	Jul 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 Application No: 2014/0001,307

Aircraft Gearbox Lubrication System

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Abstract

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According to one embodiment, an aircraft gearbox lubrication system includes a lubricant source containing a nanodiamond lubricant, a pump, and a dispenser. The nanodiamond lubricant comprises a base lubricant and a nanodiamond additive. The pump is in fluid communication with the lubricant source and is configured to provide a flow of the lubricant from the lubricant source. The dispenser is in fluid communication with the reservoir and configured to allow the nanodiamond lubricant to flow from the pump onto a component in a gearbox at a predetermined rate.

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Description

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Claims

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