- All sections
- C - Chemistry; metallurgy
- C09B - Organic dyes or closely-related compounds for producing dyes; mordants; lakes
- C09B 39/00 - Other azo dyes prepared by diazotising and coupling
Patent holdings for IPC class C09B 39/00
Total number of patents in this class: 8
10-year publication summary
1
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0
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1
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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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2
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0
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2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
FUJIFILM Corporation | 27102 |
2 |
Nitto Denko Corporation | 7879 |
1 |
Sumitomo Chemical Company, Limited | 8808 |
1 |
DyStar Colours Distribution GmbH | 172 |
1 |
The Hong Kong University of Science and Technology | 638 |
1 |
Integrated DNA Technologies, Inc. | 266 |
1 |
Rohm GmbH | 299 |
1 |
Other owners | 0 |