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:
Apr. 10, 2012
Filed:
Sep. 27, 2006
Masataka Yoshizawa, Minami-ashigara, JP;
Masataka Yoshizawa, Minami-ashigara, JP;
Fujifilm Corporation, Minato-Ku, Tokyo, JP;
Abstract
An optical compensatory film comprising an optically anisotropic layer composed of a liquid crystal composition including a liquid crystal compound, wherein the liquid crystal composition contains a copolymer including a repeating unit derived from a monomer of formula [1] and a repeating unit derived from a monomer of formula [2]: wherein Rrepresents a hydrogen atom, a halogen atom or an alkyl group, L represents a divalent linking group, and n represents an integer of 1-18; wherein Rrepresents a hydrogen atom, a halogen atom or an alkyl group, Lrepresents a divalent linking group, and R, Rand Rrepresents a hydrocarbon group or an aromatic heterocyclic group.