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. 01, 2005
Filed:
Feb. 12, 2003
Applicant:
Noriaki Watanabe, Shizuoka, JP;
Inventor:
Noriaki Watanabe, Shizuoka, JP;
Assignee:
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F 711 ;
U.S. Cl.
CPC ...
Abstract
A positive heat-sensitive lithographic printing plate comprising an anodically oxidized aluminum support having laminated thereon an undercoating layer containing a polymer having a constituent having an acid radical and a constituent having an onium group, an interlayer containing a water-insoluble and alkali-soluble resin, and a heat-sensitive layer containing a water-insoluble and alkali-soluble resin and an infrared-absorbing dye in this order from the support, and the solubility of the heat-sensitive layer in an alkali aqueous solution increases by heating.