Colorant compounds

Organic compounds -- part of the class 532-570 series – Organic compounds – Azo

Reexamination Certificate

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C534S792000

Reexamination Certificate

active

07812140

ABSTRACT:
Disclosed is a compound of the formulaand dimers thereof, wherein R, R′, X, (Y)m, and (Z)nare as defined herein. The compounds are useful as colorants, particularly in applications such as phase change inks.

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