C09B44/08 - CPC Classification Index

ClassID:

102300 ⎘

C09B44/08 - CPC Classification

Classification description:

Azo dyes containing onium groups containing ammonium groups not directly attached to an azo group from coupling components containing heterocyclic rings

Recent Application in this class:

20180244924

2018-08-30

Cationic direct dyes

20160194499

2016-07-07

Thiophene azo dyes and laundry care compositions containing the same

20120123101

2012-05-17

Thiophene azo dyes and laundry care compositions containing the same

20100011518

2010-01-21

Tricationic dyes

20070251030

2007-11-01

Concentrated Dye Solution