Colorant compounds

Details Colorant compounds Colorant compounds

2007-02-06

2009-02-03

Seaman, D. Margaret (Department: 1625)

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

Reexamination Certificate

active

07485728

ABSTRACT:
A compound of the formulawherein R1, R2, R3, R4, R5, R6, R, Y, CA, A−, m and n each, independently of the others are as defined herein.

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