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. 22, 2013
Filed:
Nov. 20, 2009
Applicants:
Jitsuo Oishi, Kanagawa, JP;
Sotaro Hiramatsu, Kanagawa, JP;
Shuta Kihara, Kanagawa, JP;
Inventors:
Assignee:
Mitsubishi Gas Chemical Company, Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29D 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for producing a colorless transparent resin film by a solution flow casting method containing: flow-casting an organic solvent solution of a polyamic acid or a polyimide on a support; and drying, the method containing at least the following step (1), step (2) and step (3) in this order, and an apparatus therefor: