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:
Mar. 17, 2009
Filed:
Aug. 16, 2006
Ikuko Ohgaru, Minami-Ashigara, JP;
Susumu Sugiyama, Minami-Ashigara, JP;
Ikuko Ohgaru, Minami-Ashigara, JP;
Susumu Sugiyama, Minami-Ashigara, JP;
Fujifilm Corporation, Minato-Ku, Tokyo, JP;
Abstract
An optical resin film is provided and fulfills the following formulae (A) to (D) concerning retardations and is formed by using a polymer or a copolymer of a cycloolefin compound:0.1<Re(450)/Re(550)<0.95;  (A)1.03<Re(650)/Re(550)<1.93;  (B)0.4<(Re(450)/Rth(450)/Re(550)/Rth(550))<0.95; and  (C)1.05<(Re(650)/Rth(650)/Re(550)/Rth(550))<1.9.  (D)
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile