D06P3/3226 - CPC Classification Index

ClassID:

125495 ⎘

D06P3/3226 - CPC Classification

Classification description:

Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated; Material containing basic nitrogen containing amide groups leather skins using acid dyes dis-polyazo

Sub-classes:

D06P3/3233 » {using dis-polyazo premetallised dyes} 0

Recent Application in this class:

20100031452

2010-02-11

AZO DYES

20070033749

2007-02-15

Anionic azo dyes and the metal complexes thereof ofr colouring leather