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:
Aug. 16, 2022
Filed:
Apr. 23, 2018
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Yong Chan Kim, Daejeon, KR;
Song Ho Jang, Daejeon, KR;
Ki Hwan Kim, Daejeon, KR;
Pil Sung Jo, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/15 (2019.01); G02F 1/155 (2006.01);
U.S. Cl.
CPC ...
G02F 1/155 (2013.01); G02F 2203/02 (2013.01);
Abstract
An electrochromic film, which is a reflective electrochromic film, which includes an electrode layer, a light absorbing layer and an electrochromic layer. The film can improve an electrochromism rate and realize various colors or esthetic senses.