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:
Aug. 29, 2006
Filed:
Aug. 31, 2004
Applicants:
Noriaki Kudo, Kanuma, JP;
Minoru Nagashima, Kanuma, JP;
Inventors:
Noriaki Kudo, Kanuma, JP;
Minoru Nagashima, Kanuma, JP;
Assignee:
Sony Chemicals Corp., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 77/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A polyamic acid varnish composition, which is composed of a polyamic acid obtained by the addition polymerization of an diamine and an aromatic acid dianhydride, contains as an additive a specific imidazolyl-diaminoazine.