Optical film, manufacturing method thereof, and display device including the same
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 13, 2018
Grant Date -
Jun 4, 2015
app pub date -
Apr 27, 2014
filing date -
Dec 2, 2013
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An optical film including a polarization layer, a first phase delay layer positioned on a side of the polarization layer and including a liquid crystal, and a second phase delay layer positioned on a side of the first phase delay layer, where the first phase delay layer has an optical axis defining an angle of about 17 degrees to about 27 degrees or about −27 degrees to about −17 degrees relative to a transmissive axis of the polarization layer, and the second phase delay layer has an optical axis defining an angle of about 85 degrees to about 95 degrees relative to the transmissive axis of the polarization layer.
First Claim
Other Claims data not available
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- G02B Class
- 0 % this patent is cited more than
- 7 Age
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 13, 2025 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Aug 13, 2029 |
