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. 20, 2026
Filed:
Apr. 08, 2024
Lms Co., Ltd., Pyeongtaek-si, KR;
Seongsu Lee, Pyeongtaek-si, KR;
LMS Co., Ltd., Pyeongtaek-si, KR;
Abstract
An optical film according to various embodiments of the present invention may include a base portion; a pyramid pattern layer wherein a plurality of pyramid patterns having a vertex angle being in the vertex angle range of 60° or larger to 160° or smaller is formed on one surface of the base portion; and a diffusion layer wherein a plurality of optical protrusion patterns formed on the other surface of the base portion. the pyramid pattern layer is formed to have a refractive index greater than or equal to a refractive index of the diffusion layer, and a haze value of the diffusion layer is 15% or higher.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile