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:
Mar. 11, 2008
Filed:
Sep. 02, 2004
Seyed H. Hojjati, Ann Arbor, MI (US);
Seyed H. Hojjati, Ann Arbor, MI (US);
Flint Group, Plymouth, MI (US);
Abstract
A lithographic ink comprises an acid-functional styrenic copolymer and an acid. In one embodiment, the ink contains the copolymer and acid in amounts effective to allow the ink to print lithographically with a fountain containing essentially water. A lithographic printing system comprises a printing press with an ink reservoir containing this ink and a fountain containing essentially only water. The ink is printed lithographically using essentially only water from the fountain. In another embodiment, the lithographic printing system comprises a fountain containing a fountain solution or water and one or more lithographic fountain additives, and the ink is printed using the fountain solution or the water and one or more lithographic fountain additives.