LIQUID CRYSTAL DISPLAY DEVICE
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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N/A
Issued Date -
N/A
app pub date -
Mar 26, 2015
filing date -
Mar 27, 2014
priority date (Note) -
Abandoned
status (Latency Note)
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Importance

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Abstract
A liquid crystal display device includes a backlight module, a liquid crystal panel, a color filter and a controller. The backlight module includes a light guide plate having a light-input surface and a light-output surface, a plurality of white LEDs and a plurality of blue LEDs. Both the white LED and the blue LED face to the light-input surface. The while LED includes a blue light chip for giving out blue light and phosphor powder excited by the blue light, and the blue LED includes a blue light chip. The liquid crystal panel is opposite to the light-output surface. The color filter is opposite to the liquid crystal panel. The color filter includes a red photoresist for red light to pass through only, a green photoresist for green light to pass through only and a transparent photoresist for light of any color to pass through.
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 | |
---|---|---|
SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO LTD | NO 9-2 TANGMING RD GUANGMING NEW DISTRICT SHENZHEN GUANGDONG 518132 |
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 |
---|---|---|---|
CHANG, Jianyu | Shenzhen, Guangdong, CN | 24 | 46 |
# of filed Patents : 24 Total Citations : 46 | |||
FAN, Yong | Shenzhen, Guangdong, CN | 172 | 423 |
# of filed Patents : 172 Total Citations : 423 |
Cited Art Landscape
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Patent Citation Ranking
- 1 Citation Count
- F21V Class
- 16.38 % this patent is cited more than
- 8 Age
Forward Cite Landscape
- No Forward Cites to Display

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 5, 2028 |
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 |
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