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:
Apr. 16, 1996
Filed:
Jul. 22, 1994
Akio Uesugi, Shizuoka, JP;
Tsutomu Kakei, Shizuoka, JP;
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Abstract
Disclosed is a support for planographic printing plate prepared by a process which comprises subjecting molten aluminum alloy to continuous casting by a twin-roll continuous casting machine to directly caste a plate, subjecting the plate to cold rolling and heat treatment once or more times, respectively, reforming the plate, and then surface graining the plate, wherein crystalline grains on a cross section of the finished plate (a) have an average diameter in circle equivalence of 15 .mu.m to 35 .mu.m, (b) contain those having an average diameter in circle equivalence of not less than 40 .mu.m in a proportion of not more than 30% and (c) assume a shape factor of not less than 4.0.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile