- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 29/44 - Quinolines or hydrogenated quinolines
Patent holdings for IPC class C09B 29/44
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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1
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1
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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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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Enzo Biochem, Inc. | 107 |
6 |
| DyStar Colours Distribution GmbH | 161 |
1 |
| Toyo Kohan Co., Ltd. | 437 |
1 |
| UWM Research Foundation, Inc. | 170 |
1 |
| Other owners | 0 |