- All sections
- C - Chemistry; metallurgy
- C09B - Organic dyes or closely-related compounds for producing dyes; mordants; lakes
- C09B 31/12 - Disazo dyes from other coupling components "C"
Patent holdings for IPC class C09B 31/12
Total number of patents in this class: 5
10-year publication summary
0
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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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0
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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
|
---|---|---|
Samsung Electronics Co., Ltd. | 131630 |
1 |
DyStar Colours Distribution GmbH | 172 |
1 |
Ilford Imaging Switzerland GmbH | 11 |
1 |
Toyo Ink SC Holdings Co., Ltd. | 505 |
1 |
Toyocolor Co., Ltd. | 156 |
1 |
Other owners | 0 |