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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)

• H05B:ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE ....
• G09F:DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLA....
• G02B:OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
• B64D:EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLYING SU....
• H01G:CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWI....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Oltheten, Erik John	Fort Worth, US	19	142

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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	Aug 27, 2025
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Aug 27, 2029

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
February 27, 2018	US,9902502,B2   US9902502B2	GRANTED PATENT AS SECOND PUBLICATION
March 30, 2017	US,20170088286,A1   US20170088286A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9902502

Super capacitor based emergency lighting system

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