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

Patent Owner(s)

Patent Owner	Address
BEIJING NED+AR DISPLAY TECHNOLOGY CO LTD	NO 108 FLOOR 1 BUILDING 7 BLOCK 30 SHIXING ST SHIJINGSHAN DISTRICT BEIJING 100081

International Classification(s)

• F21V:FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES....
• H04N:PICTORIAL COMMUNICATION, e.g. TELEVISION
• G06T:IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
• G02B:OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
• G02F:DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF ....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Cheng, Dewen	Beijing, CN	20	731
Liu, Yue	Beijing, CN	361	3591
Wang, Yongtian	Beijing, CN	14	704

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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	Jul 16, 2025
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jul 16, 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
January 16, 2018	US,9869862,B2   US9869862B2	GRANTED PATENT AS SECOND PUBLICATION
September 22, 2016	US,20160274363,A1   US20160274363A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9869862

Wearable virtual reality and augmented reality display apparatus

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