- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 13/02 - Oxyketone dyes of the naphthalene series, e.g. naphthazarin
Patent holdings for IPC class C09B 13/02
Total number of patents in this class: 11
10-year publication summary
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1
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2
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1
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0
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2
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0
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1
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1
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1
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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
|
|---|---|---|
| Sloan-Kettering Institute for Cancer Research | 594 |
5 |
| Amazon Technologies, Inc. | 27873 |
2 |
| Pili | 21 |
2 |
| Liquavista B.V. | 29 |
1 |
| Lin BioScience, Inc. | 6 |
1 |
| Other owners | 0 |