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:
Oct. 31, 1989
Filed:
May. 12, 1987
Applicant:
Inventors:
Toshiaki Aoai, Shizuoka, JP;
Kazuo Maemoto, Shizuoka, JP;
Akihiko Kamiya, Shizuoka, JP;
Hiroshi Misu, Shizuoka, JP;
Assignee:
Fuji Photo Film Co., Ltd., Minami-Ashigara, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ;
U.S. Cl.
CPC ...
430176 ; 430175 ; 430270 ; 430281 ; 430284 ; 430906 ; 430177 ;
Abstract
A light-sensitive composition which contains a polyurethane resin having a carbon-carbon unsaturated bond and a carboxyl group. A presensitized plate using the above light-sensitive composition can be developed with an aqueous alkaline developing solution and provides a lithographic printing plate having excellent printing durability.