- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 29/00 - Monoazo dyes prepared by diazotising and coupling
Patent holdings for IPC class C09B 29/00
Total number of patents in this class: 64
10-year publication summary
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4
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4
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2
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1
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3
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2
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2
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3
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2
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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
|
|---|---|---|
| Huntsman Advanced Materials (Switzerland) GmbH | 166 |
4 |
| Milliken & Company | 1217 |
4 |
| FUJIFILM Imaging Colorants Limited | 224 |
3 |
| The Procter & Gamble Company | 22147 |
2 |
| BASF SE | 20421 |
2 |
| FUJIFILM Corporation | 28829 |
2 |
| Alcon, Inc. | 5183 |
2 |
| Archroma IP GmbH | 462 |
2 |
| Digimarc Corporation | 759 |
2 |
| Dongjin Semichem Co., Ltd. | 471 |
2 |
| DyStar Textilfarben GmbH & Co. Deutschland KG | 45 |
2 |
| Pacific Biosciences of California, Inc. | 753 |
2 |
| 3m Innovative Properties Company | 17969 |
1 |
| Samsung Display Co., Ltd. | 32868 |
1 |
| Unilever PLC | 3323 |
1 |
| Unilever N.V. | 3219 |
1 |
| Conopco, Inc. | 4818 |
1 |
| The Regents of the University of California | 19544 |
1 |
| Merck Patent GmbH | 5848 |
1 |
| Industrial Technology Research Institute | 4955 |
1 |
| Other owners | 27 |