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. 07, 1992
Filed:
Dec. 31, 1990
Paul S Vincett, Grand Valley, CA;
Rafik O Loutfy, Willowdale, CA;
Gregory J Kovacs, Mississauga, CA;
Man C Tam, Mississauga, CA;
Ronald Forstinger, St. Catherines, CA;
Brian D Lesser, Willowdale, CA;
Arnold L Pundsack, Georgetown, CA;
Christopher Rodgers, Toronto, CA;
Philip H Soden, Oakville, CA;
Xerox Corporation, Stamford, CT (US);
Abstract
Disclosed is a printing plate precursor which comprises a base layer, a layer of photohardenable material, and a layer of softenable material containing photosensitive migration marking material. Alternatively, the precursor can comprise a base layer and a layer of softenable photohardenable material containing photosensitive migration marking material. Also disclosed are processes for preparing printing plates from the disclosed precursors.