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:
Nov. 11, 1980
Filed:
Jul. 20, 1979
Applicant:
Inventor:
Paul Jargiello, Orange, NJ (US);
Assignee:
Polychrome Corporation, Yonkers, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ; G03C / ;
U.S. Cl.
CPC ...
430156 ; 430273 ; 430278 ; 430302 ; 430502 ;
Abstract
A method for preparing aluminum based lithographic printing plates which comprises treating at least one surface of an aluminum base sheet with lithographically suitable, photosensitive, preferably water-soluble, diazo composition and then applying to said surface a lithographically suitable photopolymerizable composition to yield the desired photosensitive lithographic printing plate of improved characteristics.