Printing plates containing ink cells in both solid and halftone areas
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United States of America Patent
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Aug 25, 2009
Grant Date -
Aug 19, 2004
app pub date -
Feb 11, 2004
filing date -
May 14, 1999
priority date (Note) -
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Abstract
A method, associated software and resulting printing plate having both solid and halftone areas comprising ink cells. Ink cells may be provided in the solid areas according to a first pattern with a first density and size of cells per unit area, and in the halftone areas superposed on selected numbers of halftone dots. The selection of halftone dots with superposed ink cells may be according to a second pattern with a second density and size of cells in the halftone area that is a function of halftone dot size and that may or may not be be related to the first pattern.
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