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:
Jun. 04, 2013
Filed:
Mar. 25, 2011
Daisuke Ootsuki, Ichihara, JP;
Junichi Inagaki, Ichihara, JP;
Daisuke Ootsuki, Ichihara, JP;
Junichi Inagaki, Ichihara, JP;
JNC Corporation, Tokyo, JP;
JNC Petrochemical Corporation, Tokyo, JP;
Abstract
An optically active compound having a polymerizable group which is represented by formula (1) or (2).P-Q-(A-Z)—X—(Z-A)-Q-P  (1)P-Q-(A-Z)—X  (2)For example, Ais independently divalent group having ring; Zis independently bonding group; m is independently an integer from 1 to 5; Qis independently alkylene having 1 to 20 carbons; Xis a divalent group having chirality; Xis a monovalent group having chirality, and Pand Pare polymerizable groups; and concerns a polymerizable liquid crystal composition, a polymer, an optical device and an article.