C09B44/14 - CPC Classification Index

ClassID:

102312 ⎘

C09B44/14 - CPC Classification

Classification description:

Azo dyes containing onium groups containing cyclammonium groups attached to an azo group by a carbon atom of the ring system 1, 2-Diazoles or hydrogenated 1,2-diazoles Pyrazolium; Indazolium

Recent Application in this class:

20190345415

2019-11-14

Thiophene azo dyes and laundry care compositions containing the same

20180066215

2018-03-08

Thiophene azo dyes and laundry care compositions containing the same

20170009186

2017-01-12

Thiophene azo dyes and laundry care compositions containing the same

20120117736

2012-05-17

Thiophene azo dyes and laundry care compositions containing the same

20080196175

2008-08-21

Particular Dissymmetrical Cationic Polyazo Compounds, Compositions Comprising Them as Direct Dye, Process For Dyeing Keratin Fibres and Device Therefor

20080115296

2008-05-22

Symmetrical Cationic Tetraazo Compounds, for Dyeing Keratin Fibres