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:
Nov. 20, 2012
Filed:
Apr. 21, 2009
Applicants:
Eiji Kinoshita, Gifu, JP;
Mitsuo Tojo, Gifu, JP;
Makoto Handa, Gifu, JP;
Takeshi Ishida, Gifu, JP;
Inventors:
Assignee:
Teijin Limited, Osaka-shi, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B 5/706 (2006.01); C08G 77/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A biaxially oriented laminated polyester film which has dimensional stability against environmental changes such as temperature and humidity variations and rarely elongates when a load is applied thereto at a high temperature. The biaxially oriented laminated film comprises a film layer (A) made of an aromatic polyester (A) and a film layer (B) made of an aromatic polyester (B), wherein (in the formula (I), R is an alkylene group having 1 to 10 carbon atoms.)