C09B33/16 - CPC Classification Index

ClassID:

102160 ⎘

C09B33/16 - 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 from other coupling components

Recent Application in this class:

20210191118

2021-06-24

Head-up display apparatus

20190018273

2019-01-17

DISPLAY DEVICE

20170305930

2017-10-26

Optical film

20170003497

2017-01-05

Electrowetting element

20160185970

2016-06-30

Composition Comprising Disazo Dyes And Pigments

20150087614

2015-03-26

Methods and compositions for reducing the proliferation of gram positive bacteria

20140211293

2014-07-31

Electrowetting device

20120235099

2012-09-20

Radiation-sensitive colored composition, colored cured film, color filter and method of producing the same, solid-state imaging device, liquid crystal display apparatus, and method of producing dye