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. 28, 2011
Filed:
Mar. 17, 2005
Applicants:
Shigeki Uehira, Minami-ashigara, JP;
Michitaka Matsuumi, Minami-ashigara, JP;
Michio Nagai, Minami-ashigara, JP;
Atsuhiro Okawa, Ashigarakami-gun, JP;
Inventors:
Shigeki Uehira, Minami-ashigara, JP;
Michitaka Matsuumi, Minami-ashigara, JP;
Michio Nagai, Minami-ashigara, JP;
Atsuhiro Okawa, Ashigarakami-gun, JP;
Assignee:
Fujifilm Corporation, Mianto-Ku, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K 19/32 (2006.01); C09K 19/34 (2006.01); C09K 19/40 (2006.01); C09K 19/18 (2006.01); C09K 19/30 (2006.01); C07C 69/74 (2006.01); C07C 69/75 (2006.01);
U.S. Cl.
CPC ...
Abstract
An optically anisotropic material comprising at least one discotic compound having a cyclopropylcarbonyl group. The material is excellent in both the wavelength dispersion property and the refractive index anisotropy.