- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 3/18 - Preparation from starting materials already containing the perylene nucleus
Patent holdings for IPC class C09B 3/18
Total number of patents in this class: 10
10-year publication summary
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0
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1
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0
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1
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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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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| M. Technique Co., Ltd. | 250 |
2 |
| LG Chem, Ltd. | 17706 |
1 |
| The Trustees of Columbia University in the City of New York | 3604 |
1 |
| Japan Science and Technology Agency | 1274 |
1 |
| Dojindo Laboratories | 24 |
1 |
| Philipps-universitat Marburg | 107 |
1 |
| Sartorius Stedim Biotech GmbH | 857 |
1 |
| Sun Chemical B.V. | 369 |
1 |
| Clap Co., Ltd. | 87 |
1 |
| Other owners | 0 |