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:
Jan. 26, 2016
Filed:
Apr. 16, 2007
Applicants:
Minori Tamagawa, Hino, JP;
Noriyasu Kuzuhara, Kunitachi, JP;
Inventors:
Minori Tamagawa, Hino, JP;
Noriyasu Kuzuhara, Kunitachi, JP;
Assignee:
KONICA MINOLTA OPTO, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/13363 (2006.01); C08L 1/10 (2006.01); C08L 1/14 (2006.01);
U.S. Cl.
CPC ...
C08L 1/10 (2013.01); C08L 1/14 (2013.01); G02F 1/13363 (2013.01); C08L 2666/26 (2013.01);
Abstract
A retardation film, contains: a cellulose derivative; and an esterified compound in which all or a part of OH groups in a compounds (A) containing one of a furanose structure and a pyranose structure or in a compound (B) in which 2 to 12 of at lease of a furanose structure and a pyranose structure are bonded, are esterified.