logo

For the Inventor, By the Inventor

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.:

US 12649878 B1

PDFFull Text
Date of Patent:
Jun. 09, 2026

Filed:

Sep. 21, 2022

Polymerizable liquid crystal composition, optically anisotropic layer, optical film, polarizing plate, and image display device

Applicant:

Fujifilm Corporation, Tokyo, JP;

Inventors:

Toshikazu Sumi, Kanagawa, JP;

Tatsuya Iwasaki, Kanagawa, JP;

Shunya Katoh, Kanagawa, JP;

Hiroshi Inada, Kanagawa, JP;

Megumi Okubo, Kanagawa, JP;

Assignee:

FUJIFILM Corporation, Tokyo, JP;

Attorneys:

Edwards Neils LLC

Jean C. Edwards, Esq.

Primary Examiner:

Geraldina Visconti

Int. Cl.
CPC ...
G02F 1/1333 (2006.01); C09K 19/34 (2006.01); C09K 19/38 (2006.01); C09K 19/56 (2006.01); G02B 5/30 (2006.01); C09K 19/04 (2006.01); H10K 59/80 (2023.01);
U.S. Cl.
CPC ...
C09K 19/3491 (2013.01); C09K 19/3861 (2013.01); C09K 19/56 (2013.01); G02B 5/3016 (2013.01); C09K 2019/0448 (2013.01); H10K 59/8791 (2023.02);
Abstract

Provided is a polymerizable liquid crystal composition capable of suppressing the generation of precipitates; and an optically anisotropic layer, an optical film, a polarizing plate, and an image display device. The polymerizable liquid crystal composition contains a forward wavelength dispersion liquid crystal compound A having an aromatic ring having 10 or more π electrons and a forward wavelength dispersion liquid crystal compound B having an aromatic ring having 6 or more and less than 10 π electrons.

Find Patent Forward Citations

Sumi, Toshikazu. (2026). Polymerizable liquid crystal composition, optically anisotropic layer, optical film, polarizing plate, and image display device (U.S. Patent No. 12649878). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12649878

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…