Ink sets with infrared blockers

Details Ink sets with infrared blockers Ink sets with infrared blockers

2011-04-05

2011-04-05

Shah, Manish S (Department: 2853)

Incremental printing of symbolic information

Ink jet

Fluid or fluid source handling means

C347S095000

Reexamination Certificate

active

07918551

ABSTRACT:
The present invention is drawn to ink sets, methods of electronically sensing printed images, and ink-jet printing systems. In one embodiment, an ink set for ink-jet printing can include a cyan ink including cyan colorant, a magenta ink including magenta colorant, and a yellow ink including yellow colorant. All three inks of the ink set can include an infrared absorbing dye and have an overlapping infrared absorbance range with respect to one another.

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U.S. Appl. No. 10/279,261, filed Apr. 29, 2004, Iu, Kai Kong et al.

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