The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 19, 2016
Filed:
Apr. 24, 2014
Wistron Corp., New Taipei, TW;
Yan-Fei Zhu, New Taipei, TW;
WISTRON CORP., New Taipei, TW;
Abstract
An optical film includes a substrate, several prism bars, and several connecting parts. The substrate comprises a first surface and a second surface opposite to the first surface. The prism bars are disposed on the second surface of the substrate. Each prism bar has a bottom portion and a top portion. The bottom portion of each prism bar is disposed on the second surface of the substrate, and each top portion has an edge. Each connecting part includes a flexible pillar and a connecting enlarged part. Each flexible pillar has a first end and a second end opposite to the first end. The first end of each flexible pillar is disposed on one of the edges. Each connecting enlarged part is disposed on the second end of each flexible pillar. The outer width of each connecting enlarged part is larger than that of the cross-section of each flexible pillar.