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:
Oct. 09, 2012
Filed:
Oct. 05, 2009
Applicants:
Toru Umemoto, Ibaraki, JP;
Sadahiro Nakanishi, Ibaraki, JP;
Tadayuki Kameyama, Ibaraki, JP;
Inventors:
Assignee:
Nitto Denko Corporation, Ibaraki-shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
F21V 9/14 (2006.01); G02B 5/30 (2006.01); G02C 7/12 (2006.01); G02B 5/22 (2006.01); G02B 5/23 (2006.01);
U.S. Cl.
CPC ...
Abstract
There is provided a water-resistant polarizing film including an organic dye having at least two anionic groups, and an alicyclic structure-containing compound having at least two nitrogen atoms in a molecule. Examples of the organic dye typically include an azo compound represented by the following general formula (2):