Optical: systems and elements – Extended spacing structure for optical elements – Extension of tubular element adjustable
Reexamination Certificate
2011-05-03
2011-05-03
Wu, David (Department: 1762)
Optical: systems and elements
Extended spacing structure for optical elements
Extension of tubular element adjustable
C525S070000, C349S096000, C349S117000, C428S001310
Reexamination Certificate
active
07936510
ABSTRACT:
The present invention provides an optical film that includes i) a (meth)acrylic resin, and 5 to 45 parts by weight of ii) a graft copolymer, prepared by grafting a (meth)acrylic resin onto a copolymer of (meth)acrylic rubber and aromatic vinyl compound, based on 100 parts by weight of the i) (meth)acrylic resin, and an electronic device including the optical film.
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Ahn Tae-Bin
Hwang Yong-Yeon
Jeong Jae-Hyun
Kim Min-Jung
Song Ki-Heon
Lerner David Littenberg Krumholz & Mentlik LLP
LG Chem Ltd.
Nguyen Vu A
Wu David
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