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:
Oct. 13, 2026
Filed:
Nov. 11, 2022
Boe Technology Group Co., Ltd., Beijing, CN;
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD., Beijing, CN;
Abstract
A color film substrate, including: a first base substrate, a plurality of control electrodes, a fixed signal terminal, a color film layer, a drive circuit, and a first light-shielding layer. The color film layer includes a plurality of first color films, a plurality of second color films, and a plurality of color-changing color films. An orthographic projection of each of the first color films on the first base substrate is within one of first pixel regions. The first color film is in a first color. An orthographic projection of each of the second color films on the first base substrate is within one of second pixel regions. The second color film is in a second color. Each of the color-changing color films is configured to regulate a color based on the second color and a third color under control of the fixed signal terminal and the drive circuit.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile