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:
May. 17, 2022
Filed:
Sep. 17, 2020
Applicant:
Sunrise Optronics Co., Ltd, Taoyuan, TW;
Inventor:
Wen-Feng Cheng, Taoyuan, TW;
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21V 8/00 (2006.01);
U.S. Cl.
CPC ...
G02B 6/0053 (2013.01); G02B 6/0051 (2013.01); G02B 6/0068 (2013.01); G02B 6/0073 (2013.01);
Abstract
An optical film and a backlight module are provided. The optical film includes a first surface and a second surface. The first surface includes a plurality of triangular pyramid structures, the triangular pyramid structure has a vertex, and the vertex extends toward a second surface. The second surface includes a plurality of orthogonal curved structures.
Cheng, Wen-Feng. (2022). Optical film and backlight module (U.S. Patent No. 11333820). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11333820
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile