- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 29/12 - Monoazo dyes prepared by diazotising and coupling from coupling components containing hydroxy as the only directing group of the benzene series
Patent holdings for IPC class C09B 29/12
Total number of patents in this class: 25
10-year publication summary
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2
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4
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1
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1
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1
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1
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0
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1
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1
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1
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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 | 29458 |
4 |
| Alcon, Inc. | 5449 |
3 |
| Novartis AG | 10741 |
2 |
| Council of Scientific and Industrial Research, an Indian registered Body Incorporated under The Regn. of Soc. ACT (act XXI of 1860) | 85 |
2 |
| 3m Innovative Properties Company | 17820 |
1 |
| LG Chem, Ltd. | 17641 |
1 |
| Sony Corporation | 31004 |
1 |
| Hewlett-Packard Development Company, L.P. | 25850 |
1 |
| BenQ Materials Corporation | 158 |
1 |
| Ciba Holding Inc. | 177 |
1 |
| CSI Ricerca & Ambiente SRL | 4 |
1 |
| DyStar Colours Deutschland GmbH | 25 |
1 |
| GM Biosciences, Inc | 3 |
1 |
| Kowa Company, Ltd. | 1198 |
1 |
| National Institute for Materials Science | 1102 |
1 |
| The Regents of the University of Colorado, a body corporate | 2654 |
1 |
| Riken | 1690 |
1 |
| Bausch + Lomb Ireland Limited | 697 |
1 |
| Other owners | 0 |