- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 67/32 - Preparations of cationic or basic dyes
Patent holdings for IPC class C09B 67/32
Total number of patents in this class: 5
10-year publication summary
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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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0
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Agency for Science, Technology and Research | 3765 |
1 |
| Kemira Oyj | 1262 |
1 |
| Nippon Kayaku Kabushiki Kaisha | 1471 |
1 |
| Universidad de Alicante | 238 |
1 |
| FUJIFILM Wako Pure Chemical Corporation | 192 |
1 |
| Other owners | 0 |