- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 3/78 - Other dyes in which the anthracene nucleus is condensed with one or more carbocyclic rings
Patent holdings for IPC class C09B 3/78
Total number of patents in this class: 24
10-year publication summary
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0
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3
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3
|
1
|
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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2
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Idemitsu Kosan Co., Ltd. | 4299 |
6 |
| Merck Patent GmbH | 5761 |
3 |
| UDC Ireland Limited | 505 |
3 |
| Milliken & Company | 1144 |
2 |
| Milliken Industrials Limited | 15 |
2 |
| Milliken Europe BV | 5 |
2 |
| The Procter & Gamble Company | 21890 |
1 |
| Samsung Display Co., Ltd. | 39307 |
1 |
| Canon Inc. | 44585 |
1 |
| Hewlett-Packard Development Company, L.P. | 25103 |
1 |
| FUJIFILM Corporation | 30849 |
1 |
| JDI Design and Development G.K. | 27 |
1 |
| Other owners | 0 |