- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 17/02 - Azine dyes of the benzene series
Patent holdings for IPC class C09B 17/02
Total number of patents in this class: 18
10-year publication summary
|
3
|
1
|
1
|
2
|
1
|
1
|
1
|
0
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0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toda Kogyo Corporation | 341 |
4 |
| BASF SE | 20421 |
2 |
| Unilever PLC | 3323 |
1 |
| Unilever N.V. | 3219 |
1 |
| Conopco, Inc. | 4818 |
1 |
| Kao Corporation | 4919 |
1 |
| Atotech Deutschland GmbH | 566 |
1 |
| Ciba Specialty Chemicals Holding Inc. | 120 |
1 |
| Cryscade Solar Limited | 5 |
1 |
| Hindustan Unilever Limited | 1277 |
1 |
| Kyulux, Inc. | 217 |
1 |
| Milliken & Company | 1217 |
1 |
| Polyceed Inc. | 21 |
1 |
| Nippon Steel Chemical & Material Co., Ltd. | 615 |
1 |
| Other owners | 0 |