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:
Jun. 06, 2000
Filed:
Oct. 10, 1997
Applicant:
Inventors:
Toru Ushirogouchi, Yokohama, JP;
Takeshi Okino, Yokohama, JP;
Naomi Shida, Kawasaki, JP;
Makoto Nakase, Tokyo, JP;
Yoshiaki Kawamonzen, Kawasaki, JP;
Rumiko Hayase, Yokohama, JP;
Koji Asakawa, Kawasaki, JP;
Assignee:
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03F / ;
U.S. Cl.
CPC ...
4302701 ; 430325 ; 430326 ; 430906 ; 430908 ;
Abstract
A photosensitive composition comprising, an oligomer having a backbone chain comprising an alicyclic skeleton and/or a conjugated polycondensed aromatic skeleton, the backbone chain being acid-decomposable or hydrolyzable, and a photo-acid-generating agent.