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

Patent Owner(s)

Patent Owner	Address
SANDISK TECHNOLOGIES INC	951 SANDISK DRIVE LEGAL DEP MILPITAS CA 95035

International Classification(s)

• H01L:SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICE....
• B23K:SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLA....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Ai, Pengchen	Shanghai, CN	1	0
Chen, Jingyun	Shanghai, CN	7	17
Chen, Lian	Shanghai, CN	16	75
Guo, Xiaoting	Shanghai, CN	2	9
Jiang, Guiyang	Shanghai, CN	5	5
Li, Guangqiang	Shanghai, CN	3	0
Liu, Yonglong	Shanghai, CN	2	0
Qu, Wenbin	Shanghai, CN	4	16
Zhang, Yuanheng	Shanghai, CN	3	9
Zhu, Huijie	Shanghai, CN	2	3

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
3.5 Year Payment	$1600.00	$800.00	$400.00	Jul 9, 2028
7.5 Year Payment	$3600.00	$1800.00	$900.00	Jul 9, 2032
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jul 9, 2036

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 3.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
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: 2025/0015,040

ANNULAR STRUCTURE FOR AN ELECTRONIC FLAME OFF WAND

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