C09B33/02 - CPC Classification Index

ClassID:

102148 ⎘

C09B33/02 - CPC Classification

Classification description:

Disazo and polyazo dyes of the types A->K<-B, A->B->K<-C, or the like, prepared by diazotising and coupling Disazo dyes

Sub-classes:

C09B33/04 » in which the coupling component is a dihydroxy or polyhydroxy compound 3
C09B33/06 » in which the coupling component is a diamine or polyamine 2
C09B33/08 » in which the coupling component is a hydroxy-amino compound 2
C09B33/12 » in which the coupling component is a hetero-cyclic compound 41
C09B33/147 » in which the coupling component is a bis -(-o-hydroxy-carboxylic- acid amide) 7
C09B33/153 » in which the coupling component is a bis-(aceto-acetyl amide) or a bis-(benzoyl-acetylamide) 12
C09B33/16 » from other coupling components 8

Recent Application in this class:

20230011467

OPTICAL SHEET AND OPTICAL COMPONENT

20130011637

Water-soluble azo compound or salt thereof, ink composition, and colored body

20110021763

Azo pigments, and pigment dispersion, coloring composition and ink for inkjet recording containing the azo pigment

20060063186

Multi-chromophoric quencher constructs for use in high sensitivity energy transfer probes