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:
Feb. 03, 2004
Filed:
Jul. 11, 2001
Applicant:
Inventors:
Mitsumasa Tsuchiya, Shizuoka, JP;
Hiroyuki Nagase, Shizuoka, JP;
Shunichi Kondo, Shizuoka, JP;
Kazuto Kunita, Shizuoka, JP;
Assignee:
Fuji Photo Film Co., Ltd., Ashigara, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C 7/30 ;
U.S. Cl.
CPC ...
G03C 7/30 ;
Abstract
A plate-making method of a lithographic printing plate is disclosed, which comprises the steps of exposure of a photo-sensitive lithographic printing plate having the acid value of a photosensitive layer of 1.0 meq/g or less with a laser beam, and then development with a developing solution having a pH value of 13.0 or less at a developing speed in an unexposed domain of 0.05 &mgr;m/s or more and at an osmotic speed of a developing solution in an exposed domain of 0.1 &mgr;m/s or less.