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:
Apr. 09, 2013
Filed:
Apr. 07, 2006
Applicants:
Hideki Iwai, Ube, JP;
Kazuyuki Hamada, Ube, JP;
Yasuhiro Nagoshi, Ube, JP;
Inventors:
Assignee:
Ube Industries, Ltd., Ube-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 15/00 (2006.01); B32B 27/06 (2006.01); C08G 69/26 (2006.01); B05D 1/00 (2006.01); B05D 3/10 (2006.01); B05D 3/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
An organic liquid is applied to both sides of a self-supporting film of a polyimide precursor solution, and then the self-supporting film is heated to effect imidization, thereby providing a polyimide film with reduced surface roughness.
Iwai, Hideki. (2013). Process for producing polyimide film, and polyimide film (U.S. Patent No. 8415024). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8415024
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile