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:
Sep. 04, 2012
Filed:
Dec. 14, 2007
Shigeki Uehira, Minami-ashigara, JP;
Michitaka Matsuumi, Minami-ashigara, JP;
Shinichi Morishima, Minami-ashigara, JP;
Mitsuyoshi Ichihashi, Minami-ashigara, JP;
Kotaro Yasuda, Minami-ashigara, JP;
Hiroshi Takeuchi, Minami-ashigara, JP;
Shigeki Uehira, Minami-ashigara, JP;
Michitaka Matsuumi, Minami-ashigara, JP;
Shinichi Morishima, Minami-ashigara, JP;
Mitsuyoshi Ichihashi, Minami-ashigara, JP;
Kotaro Yasuda, Minami-ashigara, JP;
Hiroshi Takeuchi, Minami-ashigara, JP;
FUJIFILM Corporation, Minato-Ku, Tokyo, JP;
Abstract
A compound of formula (1): wherein Aand Aare —O—, —NR—, —S—, or —CO—, in which R is a hydrogen atom or substituent; Z is one or two atoms selected from a carbon atom or a non-metal atom of Grouporin the Periodic Table, and forms a five- or six-membered ring with the C—C═C—C or C═C—C═C; R, R, and Reach are a substituent; m is an integer of 0 to 4; Land Lare a single bond or divalent linking group; X is a non-metal atom of Grouporin the Periodic Table, and may have a hydrogen atom or R; and at least one of R, R, R, R, and Ris substituted with a polymerizable group; a liquid crystal composition, an optical film, a retardation sheet, a polarizing plate, and a liquid crystal display.