- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 35/32 - Disazo dyes characterised by the tetrazo component the tetrazo component containing two aryl nuclei linked by at least one of the groups —CON, —SO2N, —SO2—, or —SO2O— from two different coupling components
Patent holdings for IPC class C09B 35/32
Total number of patents in this class: 3
10-year publication summary
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Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Clariant Finance (BVI) Limited | 381 |
2 |
| Clariant International Ltd. | 924 |
1 |
| Other owners | 0 |