- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 27/00 - Azo dyes in which the azo group is formed in any way other than by diazotising and coupling
Patent holdings for IPC class C09B 27/00
Total number of patents in this class: 14
10-year publication summary
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1
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2
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0
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0
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0
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0
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0
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1
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1
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eastman Kodak Company | 2795 |
2 |
| Nippon Kayaku Kabushiki Kaisha | 1451 |
2 |
| FUJIFILM Corporation | 29839 |
1 |
| Arkema France | 4176 |
1 |
| Council of Scientific & Industrial Research | 1426 |
1 |
| Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 373 |
1 |
| Polatechno Co., Ltd. | 110 |
1 |
| Sun Chemical Corporation | 830 |
1 |
| Universite Catholique de Louvain | 301 |
1 |
| Wetlands Incubator sprl | 2 |
1 |
| Daechung Textile Co., Ltd | 1 |
1 |
| Archroma (Switzerland) GmbH | 18 |
1 |
| Other owners | 0 |