- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 9/02 - Esters or ester-salts of leuco compounds of vat dyestuffs of anthracene dyes
Patent holdings for IPC class C09B 9/02
Total number of patents in this class: 8
10-year publication summary
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0
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0
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5
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0
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1
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0
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0
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1
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0
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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
|
|---|---|---|
| Milliken & Company | 1194 |
3 |
| The Procter & Gamble Company | 22043 |
2 |
| Trans-tech, Inc. | 31 |
1 |
| Wella Germany GmbH | 59 |
1 |
| Allumax TTI, LLC | 41 |
1 |
| Other owners | 0 |