- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 1/515 - N-alkyl, N-aralkyl, or N-cycloalkyl derivatives
Patent holdings for IPC class C09B 1/515
Total number of patents in this class: 9
10-year publication summary
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1
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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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1
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 29437 |
1 |
| Amazon Technologies, Inc. | 26762 |
1 |
| Mitsubishi Rayon Co., Ltd. | 907 |
1 |
| Mitsubishi Chemical Corporation | 4525 |
1 |
| Biostatus Limited | 26 |
1 |
| Biotix, Inc. | 181 |
1 |
| Enzo Life Sciences, Inc. | 161 |
1 |
| Universitat Heidelberg | 259 |
1 |
| University of Leeds | 285 |
1 |
| Other owners | 0 |