Backlight module and display device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Jan 23, 2018
Issued Date -
N/A
app pub date -
Mar 20, 2015
filing date -
Nov 3, 2014
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Embodiments of the disclosure provide a backlight module and display device. The backlight module comprises: a light guide plate (1), a PCB substrate (2) disposed at a side of the light guide plate (1); wherein a side of the PCB substrate (2) facing the light guide plate (1) is provided with a plurality of groups of light source devices (3); a side of the light guide plate (1) facing the PCB substrate (2) is provided with a plurality of recesses for accommodating the light source devices; a plurality of projections (111) disposed on an inner surface of the recess (11).
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
BOE TECHNOLOGY GROUP CO LTD | NO 10 JIUXIANQIAO RD CHAOYANG DISTRICT BEIJING 100015 |
International Classification(s)

- 2015 Application Filing Year
- F21V Class
- 3770 Applications Filed
- 2807 Patents Issued To-Date
- 74.46 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Wang, Hao | Beijing, CN | 906 | 6386 |
# of filed Patents : 906 Total Citations : 6386 | |||
Wu, Yanbing | Beijing, CN | 120 | 485 |
# of filed Patents : 120 Total Citations : 485 | |||
Zhu, Lin | Beijing, CN | 183 | 1022 |
# of filed Patents : 183 Total Citations : 1022 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 1 Citation Count
- F21V Class
- 23.81 % this patent is cited more than
- 7 Age
Forward Cite Landscape
- No Forward Cites to Display

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 23, 2025 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jul 23, 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 |
Full Text

Legal Events
Date | Code | Event | Description |
---|---|---|---|
Dec 07, 2020 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 4TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1551); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 4 |
Jan 23, 2018 | I | Issuance | |
Jan 03, 2018 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Oct 20, 2016 | P | Published | |
Oct 20, 2015 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:ZHU, LIN;WU, YANBING;WANG, HAO;REEL/FRAME:036835/0524 Owner name: BOE TECHNOLOGY GROUP CO., LTD., CHINA Effective Date: Oct 20, 2015 |
Mar 20, 2015 | F | Filing | |
Nov 03, 2014 | PD | Priority Date |

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