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:
Sep. 18, 2001
Filed:
Jul. 29, 1999
Applicant:
Inventors:
Yasunari Maekawa, Hitachi, JP;
Takao Miwa, Hitachinaka, JP;
Takumi Ueno, Mito, JP;
Yoshiaki Okabe, Hitachi, JP;
Assignee:
Hitachi Chemical Co., LTD, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
C08F / ;
Abstract
A photosensitive composition comprising a polyimide precursor, a photosensitive material having a structure represented by the following formula